Finding the Fourth Proportional to 232.57, 349.02 and 155.68
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Solution
The fourth proportional to 232.57, 349.02 and 155.68 is: 233.62
Step by Step Solution
- Step 1: Write the proportion equation
232.57 : 349.02 = 155.68 : x - Step 2: Convert to fraction form
232.57/349.02 = 155.68/x - Step 3: Cross multiply
232.57x = 349.02 × 155.68 - Step 4: Simplify right side
232.57x = 54,332.91 - Step 5: Solve for x
x = 54,332.91/232.57 - Step 6: Final answer
x = 233.62
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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.