Finding the Fourth Proportional to 77,130.30, 115,703.97 and 24,527.52
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Solution
The fourth proportional to 77,130.30, 115,703.97 and 24,527.52 is: 36,793.99
Step by Step Solution
- Step 1: Write the proportion equation
77,130.30 : 115,703.97 = 24,527.52 : x - Step 2: Convert to fraction form
77,130.30/115,703.97 = 24,527.52/x - Step 3: Cross multiply
77,130.30x = 115,703.97 × 24,527.52 - Step 4: Simplify right side
77,130.30x = 2,837,931,438.25 - Step 5: Solve for x
x = 2,837,931,438.25/77,130.30 - Step 6: Final answer
x = 36,793.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.