Finding the Fourth Proportional to 247,781.62, 371,452.11 and 107,463.70
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Solution
The fourth proportional to 247,781.62, 371,452.11 and 107,463.70 is: 161,100.00
Step by Step Solution
- Step 1: Write the proportion equation
247,781.62 : 371,452.11 = 107,463.70 : x - Step 2: Convert to fraction form
247,781.62/371,452.11 = 107,463.70/x - Step 3: Cross multiply
247,781.62x = 371,452.11 × 107,463.70 - Step 4: Simplify right side
247,781.62x = 39,917,618,113.41 - Step 5: Solve for x
x = 39,917,618,113.41/247,781.62 - Step 6: Final answer
x = 161,100.00
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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.