Finding the Fourth Proportional to 247,704.75, 371,700.14 and 133,852.95
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Solution
The fourth proportional to 247,704.75, 371,700.14 and 133,852.95 is: 200,856.71
Step by Step Solution
- Step 1: Write the proportion equation
247,704.75 : 371,700.14 = 133,852.95 : x - Step 2: Convert to fraction form
247,704.75/371,700.14 = 133,852.95/x - Step 3: Cross multiply
247,704.75x = 371,700.14 × 133,852.95 - Step 4: Simplify right side
247,704.75x = 49,753,160,254.41 - Step 5: Solve for x
x = 49,753,160,254.41/247,704.75 - Step 6: Final answer
x = 200,856.71
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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.