Finding the Fourth Proportional to 76,629.29, 114,943.80 and 24,038.69
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Solution
The fourth proportional to 76,629.29, 114,943.80 and 24,038.69 is: 36,057.99
Step by Step Solution
- Step 1: Write the proportion equation
76,629.29 : 114,943.80 = 24,038.69 : x - Step 2: Convert to fraction form
76,629.29/114,943.80 = 24,038.69/x - Step 3: Cross multiply
76,629.29x = 114,943.80 × 24,038.69 - Step 4: Simplify right side
76,629.29x = 2,763,098,375.62 - Step 5: Solve for x
x = 2,763,098,375.62/76,629.29 - Step 6: Final answer
x = 36,057.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.