Home / 150,515.38-225,744.31-75,614.73

Finding the Fourth Proportional to 150,515.38, 225,744.31 and 75,614.73

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Solution

The fourth proportional to 150,515.38, 225,744.31 and 75,614.73 is: 113,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,515.38 : 225,744.31 = 75,614.73 : x
  2. Step 2: Convert to fraction form
    150,515.38/225,744.31 = 75,614.73/x
  3. Step 3: Cross multiply
    150,515.38x = 225,744.31 × 75,614.73
  4. Step 4: Simplify right side
    150,515.38x = 17,069,595,049.69
  5. Step 5: Solve for x
    x = 17,069,595,049.69/150,515.38
  6. Step 6: Final answer
    x = 113,407.65

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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.