Home / 149,777.20-224,553.48-90,600.76

Finding the Fourth Proportional to 149,777.20, 224,553.48 and 90,600.76

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Solution

The fourth proportional to 149,777.20, 224,553.48 and 90,600.76 is: 135,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,777.20 : 224,553.48 = 90,600.76 : x
  2. Step 2: Convert to fraction form
    149,777.20/224,553.48 = 90,600.76/x
  3. Step 3: Cross multiply
    149,777.20x = 224,553.48 × 90,600.76
  4. Step 4: Simplify right side
    149,777.20x = 20,344,715,948.64
  5. Step 5: Solve for x
    x = 20,344,715,948.64/149,777.20
  6. Step 6: Final answer
    x = 135,833.20

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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.