Finding the Fourth Proportional to 237.43, 356.19 and 115.75
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Solution
The fourth proportional to 237.43, 356.19 and 115.75 is: 173.65
Step by Step Solution
- Step 1: Write the proportion equation
237.43 : 356.19 = 115.75 : x - Step 2: Convert to fraction form
237.43/356.19 = 115.75/x - Step 3: Cross multiply
237.43x = 356.19 × 115.75 - Step 4: Simplify right side
237.43x = 41,228.99 - Step 5: Solve for x
x = 41,228.99/237.43 - Step 6: Final answer
x = 173.65
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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.