Finding the Fourth Proportional to 232.92, 348.90 and 136.50
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Solution
The fourth proportional to 232.92, 348.90 and 136.50 is: 204.47
Step by Step Solution
- Step 1: Write the proportion equation
232.92 : 348.90 = 136.50 : x - Step 2: Convert to fraction form
232.92/348.90 = 136.50/x - Step 3: Cross multiply
232.92x = 348.90 × 136.50 - Step 4: Simplify right side
232.92x = 47,624.85 - Step 5: Solve for x
x = 47,624.85/232.92 - Step 6: Final answer
x = 204.47
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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.