Finding the Fourth Proportional to 158.38, 237.43 and 62.17
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Solution
The fourth proportional to 158.38, 237.43 and 62.17 is: 93.20
Step by Step Solution
- Step 1: Write the proportion equation
158.38 : 237.43 = 62.17 : x - Step 2: Convert to fraction form
158.38/237.43 = 62.17/x - Step 3: Cross multiply
158.38x = 237.43 × 62.17 - Step 4: Simplify right side
158.38x = 14,761.02 - Step 5: Solve for x
x = 14,761.02/158.38 - Step 6: Final answer
x = 93.20
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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.