Finding the Fourth Proportional to 254,463.80, 381,695.70 and 88,251.80
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Solution
The fourth proportional to 254,463.80, 381,695.70 and 88,251.80 is: 132,377.70
Step by Step Solution
- Step 1: Write the proportion equation
254,463.80 : 381,695.70 = 88,251.80 : x - Step 2: Convert to fraction form
254,463.80/381,695.70 = 88,251.80/x - Step 3: Cross multiply
254,463.80x = 381,695.70 × 88,251.80 - Step 4: Simplify right side
254,463.80x = 33,685,332,577.26 - Step 5: Solve for x
x = 33,685,332,577.26/254,463.80 - Step 6: Final answer
x = 132,377.70
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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.