Finding the Fourth Proportional to 84,337.92, 126,502.56 and 25,174.08
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Solution
The fourth proportional to 84,337.92, 126,502.56 and 25,174.08 is: 37,759.83
Step by Step Solution
- Step 1: Write the proportion equation
84,337.92 : 126,502.56 = 25,174.08 : x - Step 2: Convert to fraction form
84,337.92/126,502.56 = 25,174.08/x - Step 3: Cross multiply
84,337.92x = 126,502.56 × 25,174.08 - Step 4: Simplify right side
84,337.92x = 3,184,585,565.64 - Step 5: Solve for x
x = 3,184,585,565.64/84,337.92 - Step 6: Final answer
x = 37,759.83
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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.