Home / 136,542.13-204,847.75-38,046.13

Finding the Fourth Proportional to 136,542.13, 204,847.75 and 38,046.13

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Solution

The fourth proportional to 136,542.13, 204,847.75 and 38,046.13 is: 57,078.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,542.13 : 204,847.75 = 38,046.13 : x
  2. Step 2: Convert to fraction form
    136,542.13/204,847.75 = 38,046.13/x
  3. Step 3: Cross multiply
    136,542.13x = 204,847.75 × 38,046.13
  4. Step 4: Simplify right side
    136,542.13x = 7,793,664,126.71
  5. Step 5: Solve for x
    x = 7,793,664,126.71/136,542.13
  6. Step 6: Final answer
    x = 57,078.82

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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.