Finding the Fourth Proportional to 71,591.79, 107,388.08 and 24,207.20
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Solution
The fourth proportional to 71,591.79, 107,388.08 and 24,207.20 is: 36,310.92
Step by Step Solution
- Step 1: Write the proportion equation
71,591.79 : 107,388.08 = 24,207.20 : x - Step 2: Convert to fraction form
71,591.79/107,388.08 = 24,207.20/x - Step 3: Cross multiply
71,591.79x = 107,388.08 × 24,207.20 - Step 4: Simplify right side
71,591.79x = 2,599,564,072.20 - Step 5: Solve for x
x = 2,599,564,072.20/71,591.79 - Step 6: Final answer
x = 36,310.92
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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.