Finding the Fourth Proportional to 176.73, 243.92 and 132.99
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Solution
The fourth proportional to 176.73, 243.92 and 132.99 is: 183.55
Step by Step Solution
- Step 1: Write the proportion equation
176.73 : 243.92 = 132.99 : x - Step 2: Convert to fraction form
176.73/243.92 = 132.99/x - Step 3: Cross multiply
176.73x = 243.92 × 132.99 - Step 4: Simplify right side
176.73x = 32,438.26 - Step 5: Solve for x
x = 32,438.26/176.73 - Step 6: Final answer
x = 183.55
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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.