Finding the Fourth Proportional to 187,472.19, 281,302.61 and 75,232.62
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Solution
The fourth proportional to 187,472.19, 281,302.61 and 75,232.62 is: 112,886.78
Step by Step Solution
- Step 1: Write the proportion equation
187,472.19 : 281,302.61 = 75,232.62 : x - Step 2: Convert to fraction form
187,472.19/281,302.61 = 75,232.62/x - Step 3: Cross multiply
187,472.19x = 281,302.61 × 75,232.62 - Step 4: Simplify right side
187,472.19x = 21,163,132,363.14 - Step 5: Solve for x
x = 21,163,132,363.14/187,472.19 - Step 6: Final answer
x = 112,886.78
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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.