Finding the Fourth Proportional to 268,616.14, 402,974.04 and 88,714.03
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Solution
The fourth proportional to 268,616.14, 402,974.04 and 88,714.03 is: 133,087.50
Step by Step Solution
- Step 1: Write the proportion equation
268,616.14 : 402,974.04 = 88,714.03 : x - Step 2: Convert to fraction form
268,616.14/402,974.04 = 88,714.03/x - Step 3: Cross multiply
268,616.14x = 402,974.04 × 88,714.03 - Step 4: Simplify right side
268,616.14x = 35,749,451,073.78 - Step 5: Solve for x
x = 35,749,451,073.78/268,616.14 - Step 6: Final answer
x = 133,087.50
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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.