Finding the Fourth Proportional to 237.20, 327.17 and 149.99
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Solution
The fourth proportional to 237.20, 327.17 and 149.99 is: 206.88
Step by Step Solution
- Step 1: Write the proportion equation
237.20 : 327.17 = 149.99 : x - Step 2: Convert to fraction form
237.20/327.17 = 149.99/x - Step 3: Cross multiply
237.20x = 327.17 × 149.99 - Step 4: Simplify right side
237.20x = 49,070.97 - Step 5: Solve for x
x = 49,070.97/237.20 - Step 6: Final answer
x = 206.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.