Calculate Consulting Rate
function calculateConsultingRate() {
var desiredAnnualIncome = parseFloat(document.getElementById("desiredAnnualIncome").value);
var billableHoursPerWeek = parseFloat(document.getElementById("billableHoursPerWeek").value);
var weeksWorkedPerYear = parseFloat(document.getElementById("weeksWorkedPerYear").value);
var businessExpenses = parseFloat(document.getElementById("businessExpenses").value);
var targetProfitMargin = parseFloat(document.getElementById("targetProfitMargin").value) / 100; // Convert percentage to decimal
var resultDiv = document.getElementById("result");
// Input validation
if (isNaN(desiredAnnualIncome) || desiredAnnualIncome <= 0 ||
isNaN(billableHoursPerWeek) || billableHoursPerWeek <= 0 ||
isNaN(weeksWorkedPerYear) || weeksWorkedPerYear <= 0 ||
isNaN(businessExpenses) || businessExpenses < 0 ||
isNaN(targetProfitMargin) || targetProfitMargin 1) {
resultDiv.innerHTML = "Please enter valid positive numbers for all fields.";
return;
}
var totalBillableHours = billableHoursPerWeek * weeksWorkedPerYear;
var revenueNeededForExpenses = businessExpenses;
var profitTargetAmount = (desiredAnnualIncome + businessExpenses) * targetProfitMargin; // Profit is on top of expenses
var totalRevenueNeeded = desiredAnnualIncome + businessExpenses + profitTargetAmount;
// Ensure we don't divide by zero
if (totalBillableHours === 0) {
resultDiv.innerHTML = "Total billable hours cannot be zero. Please adjust your inputs.";
return;
}
var hourlyRate = totalRevenueNeeded / totalBillableHours;
resultDiv.innerHTML = "Your target hourly consulting rate should be: $" + hourlyRate.toFixed(2) + "";
}
.calculator-widget {
font-family: sans-serif;
border: 1px solid #ddd;
padding: 20px;
border-radius: 8px;
max-width: 600px;
margin: 20px auto;
background-color: #f9f9f9;
}
.calculator-widget h2 {
text-align: center;
margin-bottom: 20px;
color: #333;
}
.calculator-inputs {
display: grid;
grid-template-columns: repeat(2, 1fr);
gap: 15px;
margin-bottom: 20px;
}
.input-group {
display: flex;
flex-direction: column;
}
.input-group label {
margin-bottom: 5px;
font-weight: bold;
color: #555;
}
.input-group input[type="number"] {
padding: 10px;
border: 1px solid #ccc;
border-radius: 4px;
font-size: 16px;
}
.calculator-widget button {
display: block;
width: 100%;
padding: 12px 20px;
background-color: #4CAF50;
color: white;
border: none;
border-radius: 4px;
font-size: 18px;
cursor: pointer;
transition: background-color 0.3s ease;
}
.calculator-widget button:hover {
background-color: #45a049;
}
.calculator-result {
margin-top: 20px;
padding: 15px;
background-color: #e7f3fe;
border: 1px solid #b3e0ff;
border-radius: 4px;
text-align: center;
font-size: 18px;
color: #333;
}
.calculator-result strong {
color: #4CAF50;
}
.calculator-explanation {
margin-top: 30px;
padding-top: 20px;
border-top: 1px solid #eee;
font-size: 14px;
line-height: 1.6;
color: #666;
}
.calculator-explanation h3, .calculator-explanation h4 {
color: #333;
margin-bottom: 10px;
}
.calculator-explanation p {
margin-bottom: 10px;
}