Finding the Fourth Proportional to 292.92, 439.08 and 110.08
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Solution
The fourth proportional to 292.92, 439.08 and 110.08 is: 165.01
Step by Step Solution
- Step 1: Write the proportion equation
292.92 : 439.08 = 110.08 : x - Step 2: Convert to fraction form
292.92/439.08 = 110.08/x - Step 3: Cross multiply
292.92x = 439.08 × 110.08 - Step 4: Simplify right side
292.92x = 48,333.93 - Step 5: Solve for x
x = 48,333.93/292.92 - Step 6: Final answer
x = 165.01
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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.