Finding the Fourth Proportional to 247,595.43, 371,531.14 and 133,740.95
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Solution
The fourth proportional to 247,595.43, 371,531.14 and 133,740.95 is: 200,685.96
Step by Step Solution
- Step 1: Write the proportion equation
247,595.43 : 371,531.14 = 133,740.95 : x - Step 2: Convert to fraction form
247,595.43/371,531.14 = 133,740.95/x - Step 3: Cross multiply
247,595.43x = 371,531.14 × 133,740.95 - Step 4: Simplify right side
247,595.43x = 49,688,925,760.53 - Step 5: Solve for x
x = 49,688,925,760.53/247,595.43 - Step 6: Final answer
x = 200,685.96
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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.