Finding the Fourth Proportional to 239,723.91, 330,818.67 and 132,293.97
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Solution
The fourth proportional to 239,723.91, 330,818.67 and 132,293.97 is: 182,565.50
Step by Step Solution
- Step 1: Write the proportion equation
239,723.91 : 330,818.67 = 132,293.97 : x - Step 2: Convert to fraction form
239,723.91/330,818.67 = 132,293.97/x - Step 3: Cross multiply
239,723.91x = 330,818.67 × 132,293.97 - Step 4: Simplify right side
239,723.91x = 43,765,315,204.42 - Step 5: Solve for x
x = 43,765,315,204.42/239,723.91 - Step 6: Final answer
x = 182,565.50
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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.