Finding the Fourth Proportional to 252.92, 378.99 and 160.18
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Solution
The fourth proportional to 252.92, 378.99 and 160.18 is: 240.02
Step by Step Solution
- Step 1: Write the proportion equation
252.92 : 378.99 = 160.18 : x - Step 2: Convert to fraction form
252.92/378.99 = 160.18/x - Step 3: Cross multiply
252.92x = 378.99 × 160.18 - Step 4: Simplify right side
252.92x = 60,705.07 - Step 5: Solve for x
x = 60,705.07/252.92 - Step 6: Final answer
x = 240.02
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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.