Finding the Fourth Proportional to 117, 175.34 and 62.92
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Solution
The fourth proportional to 117, 175.34 and 62.92 is: 94.29
Step by Step Solution
- Step 1: Write the proportion equation
117 : 175.34 = 62.92 : x - Step 2: Convert to fraction form
117/175.34 = 62.92/x - Step 3: Cross multiply
117x = 175.34 × 62.92 - Step 4: Simplify right side
117x = 11,032.39 - Step 5: Solve for x
x = 11,032.39/117 - Step 6: Final answer
x = 94.29
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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.