Home / 150,862.20-226,139.70-88,500.60

Finding the Fourth Proportional to 150,862.20, 226,139.70 and 88,500.60

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Solution

The fourth proportional to 150,862.20, 226,139.70 and 88,500.60 is: 132,660.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,862.20 : 226,139.70 = 88,500.60 : x
  2. Step 2: Convert to fraction form
    150,862.20/226,139.70 = 88,500.60/x
  3. Step 3: Cross multiply
    150,862.20x = 226,139.70 × 88,500.60
  4. Step 4: Simplify right side
    150,862.20x = 20,013,499,133.82
  5. Step 5: Solve for x
    x = 20,013,499,133.82/150,862.20
  6. Step 6: Final answer
    x = 132,660.79

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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.