Home / 54,951.80-75,837.55-30,755.18

Finding the Fourth Proportional to 54,951.80, 75,837.55 and 30,755.18

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Solution

The fourth proportional to 54,951.80, 75,837.55 and 30,755.18 is: 42,444.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,951.80 : 75,837.55 = 30,755.18 : x
  2. Step 2: Convert to fraction form
    54,951.80/75,837.55 = 30,755.18/x
  3. Step 3: Cross multiply
    54,951.80x = 75,837.55 × 30,755.18
  4. Step 4: Simplify right side
    54,951.80x = 2,332,397,613.71
  5. Step 5: Solve for x
    x = 2,332,397,613.71/54,951.80
  6. Step 6: Final answer
    x = 42,444.43

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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.