Finding the Fourth Proportional to 187,710.59, 281,440.79 and 97,531.70
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Solution
The fourth proportional to 187,710.59, 281,440.79 and 97,531.70 is: 146,232.54
Step by Step Solution
- Step 1: Write the proportion equation
187,710.59 : 281,440.79 = 97,531.70 : x - Step 2: Convert to fraction form
187,710.59/281,440.79 = 97,531.70/x - Step 3: Cross multiply
187,710.59x = 281,440.79 × 97,531.70 - Step 4: Simplify right side
187,710.59x = 27,449,396,803.18 - Step 5: Solve for x
x = 27,449,396,803.18/187,710.59 - Step 6: Final answer
x = 146,232.54
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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.