Home / 224,067.28-335,840.91-90,781.78

Finding the Fourth Proportional to 224,067.28, 335,840.91 and 90,781.78

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Solution

The fourth proportional to 224,067.28, 335,840.91 and 90,781.78 is: 136,067.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,067.28 : 335,840.91 = 90,781.78 : x
  2. Step 2: Convert to fraction form
    224,067.28/335,840.91 = 90,781.78/x
  3. Step 3: Cross multiply
    224,067.28x = 335,840.91 × 90,781.78
  4. Step 4: Simplify right side
    224,067.28x = 30,488,235,606.62
  5. Step 5: Solve for x
    x = 30,488,235,606.62/224,067.28
  6. Step 6: Final answer
    x = 136,067.33

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1.5x scale

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.