Home / 150,540.38-225,810.67-38,229.02

Finding the Fourth Proportional to 150,540.38, 225,810.67 and 38,229.02

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Solution

The fourth proportional to 150,540.38, 225,810.67 and 38,229.02 is: 57,343.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,540.38 : 225,810.67 = 38,229.02 : x
  2. Step 2: Convert to fraction form
    150,540.38/225,810.67 = 38,229.02/x
  3. Step 3: Cross multiply
    150,540.38x = 225,810.67 × 38,229.02
  4. Step 4: Simplify right side
    150,540.38x = 8,632,520,619.64
  5. Step 5: Solve for x
    x = 8,632,520,619.64/150,540.38
  6. Step 6: Final answer
    x = 57,343.56

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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.