Home / 150,542.38-225,813.67-38,231.02

Finding the Fourth Proportional to 150,542.38, 225,813.67 and 38,231.02

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Solution

The fourth proportional to 150,542.38, 225,813.67 and 38,231.02 is: 57,346.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,542.38 : 225,813.67 = 38,231.02 : x
  2. Step 2: Convert to fraction form
    150,542.38/225,813.67 = 38,231.02/x
  3. Step 3: Cross multiply
    150,542.38x = 225,813.67 × 38,231.02
  4. Step 4: Simplify right side
    150,542.38x = 8,633,086,934.04
  5. Step 5: Solve for x
    x = 8,633,086,934.04/150,542.38
  6. Step 6: Final answer
    x = 57,346.56

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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.