Home / 150,640.59-225,962.19-38,320.92

Finding the Fourth Proportional to 150,640.59, 225,962.19 and 38,320.92

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Solution

The fourth proportional to 150,640.59, 225,962.19 and 38,320.92 is: 57,481.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,640.59 : 225,962.19 = 38,320.92 : x
  2. Step 2: Convert to fraction form
    150,640.59/225,962.19 = 38,320.92/x
  3. Step 3: Cross multiply
    150,640.59x = 225,962.19 × 38,320.92
  4. Step 4: Simplify right side
    150,640.59x = 8,659,078,814.41
  5. Step 5: Solve for x
    x = 8,659,078,814.41/150,640.59
  6. Step 6: Final answer
    x = 57,481.71

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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.