Finding the Fourth Proportional to 237.69, 327.99 and 132.75
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Solution
The fourth proportional to 237.69, 327.99 and 132.75 is: 183.18
Step by Step Solution
- Step 1: Write the proportion equation
237.69 : 327.99 = 132.75 : x - Step 2: Convert to fraction form
237.69/327.99 = 132.75/x - Step 3: Cross multiply
237.69x = 327.99 × 132.75 - Step 4: Simplify right side
237.69x = 43,540.67 - Step 5: Solve for x
x = 43,540.67/237.69 - Step 6: Final answer
x = 183.18
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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.