Finding the Fourth Proportional to 155,286.20, 232,691.71 and 104,497.14
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Solution
The fourth proportional to 155,286.20, 232,691.71 and 104,497.14 is: 156,585.83
Step by Step Solution
- Step 1: Write the proportion equation
155,286.20 : 232,691.71 = 104,497.14 : x - Step 2: Convert to fraction form
155,286.20/232,691.71 = 104,497.14/x - Step 3: Cross multiply
155,286.20x = 232,691.71 × 104,497.14 - Step 4: Simplify right side
155,286.20x = 24,315,618,327.33 - Step 5: Solve for x
x = 24,315,618,327.33/155,286.20 - Step 6: Final answer
x = 156,585.83
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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.