Home / 63,843.28-88,151.24-38,726.80

Finding the Fourth Proportional to 63,843.28, 88,151.24 and 38,726.80

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Solution

The fourth proportional to 63,843.28, 88,151.24 and 38,726.80 is: 53,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,843.28 : 88,151.24 = 38,726.80 : x
  2. Step 2: Convert to fraction form
    63,843.28/88,151.24 = 38,726.80/x
  3. Step 3: Cross multiply
    63,843.28x = 88,151.24 × 38,726.80
  4. Step 4: Simplify right side
    63,843.28x = 3,413,815,441.23
  5. Step 5: Solve for x
    x = 3,413,815,441.23/63,843.28
  6. Step 6: Final answer
    x = 53,471.81

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1.5x scale

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.