Finding the Fourth Proportional to 203,894.62, 306,036.53 and 125,162.62
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Solution
The fourth proportional to 203,894.62, 306,036.53 and 125,162.62 is: 187,863.38
Step by Step Solution
- Step 1: Write the proportion equation
203,894.62 : 306,036.53 = 125,162.62 : x - Step 2: Convert to fraction form
203,894.62/306,036.53 = 125,162.62/x - Step 3: Cross multiply
203,894.62x = 306,036.53 × 125,162.62 - Step 4: Simplify right side
203,894.62x = 38,304,332,988.96 - Step 5: Solve for x
x = 38,304,332,988.96/203,894.62 - Step 6: Final answer
x = 187,863.38
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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.