Home / 54,286.13-81,308.90-41,713.61

Finding the Fourth Proportional to 54,286.13, 81,308.90 and 41,713.61

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Solution

The fourth proportional to 54,286.13, 81,308.90 and 41,713.61 is: 62,477.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,286.13 : 81,308.90 = 41,713.61 : x
  2. Step 2: Convert to fraction form
    54,286.13/81,308.90 = 41,713.61/x
  3. Step 3: Cross multiply
    54,286.13x = 81,308.90 × 41,713.61
  4. Step 4: Simplify right side
    54,286.13x = 3,391,687,535.56
  5. Step 5: Solve for x
    x = 3,391,687,535.56/54,286.13
  6. Step 6: Final answer
    x = 62,477.98

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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.