Finding the Fourth Proportional to 71,706.86, 107,557.86 and 27,332
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Solution
The fourth proportional to 71,706.86, 107,557.86 and 27,332 is: 40,997.07
Step by Step Solution
- Step 1: Write the proportion equation
71,706.86 : 107,557.86 = 27,332 : x - Step 2: Convert to fraction form
71,706.86/107,557.86 = 27,332/x - Step 3: Cross multiply
71,706.86x = 107,557.86 × 27,332 - Step 4: Simplify right side
71,706.86x = 2,939,771,429.52 - Step 5: Solve for x
x = 2,939,771,429.52/71,706.86 - Step 6: Final answer
x = 40,997.07
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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.