Finding the Fourth Proportional to 71,557.30, 107,385.16 and 24,810.17
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Solution
The fourth proportional to 71,557.30, 107,385.16 and 24,810.17 is: 37,232.32
Step by Step Solution
- Step 1: Write the proportion equation
71,557.30 : 107,385.16 = 24,810.17 : x - Step 2: Convert to fraction form
71,557.30/107,385.16 = 24,810.17/x - Step 3: Cross multiply
71,557.30x = 107,385.16 × 24,810.17 - Step 4: Simplify right side
71,557.30x = 2,664,243,951.03 - Step 5: Solve for x
x = 2,664,243,951.03/71,557.30 - Step 6: Final answer
x = 37,232.32
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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.