Finding the Fourth Proportional to 71,375.70, 107,038.35 and 24,617.70
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Solution
The fourth proportional to 71,375.70, 107,038.35 and 24,617.70 is: 36,917.86
Step by Step Solution
- Step 1: Write the proportion equation
71,375.70 : 107,038.35 = 24,617.70 : x - Step 2: Convert to fraction form
71,375.70/107,038.35 = 24,617.70/x - Step 3: Cross multiply
71,375.70x = 107,038.35 × 24,617.70 - Step 4: Simplify right side
71,375.70x = 2,635,037,988.80 - Step 5: Solve for x
x = 2,635,037,988.80/71,375.70 - Step 6: Final answer
x = 36,917.86
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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.