Home / 150,002.20-225,003.30-50,177.80

Finding the Fourth Proportional to 150,002.20, 225,003.30 and 50,177.80

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Solution

The fourth proportional to 150,002.20, 225,003.30 and 50,177.80 is: 75,266.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,002.20 : 225,003.30 = 50,177.80 : x
  2. Step 2: Convert to fraction form
    150,002.20/225,003.30 = 50,177.80/x
  3. Step 3: Cross multiply
    150,002.20x = 225,003.30 × 50,177.80
  4. Step 4: Simplify right side
    150,002.20x = 11,290,170,586.74
  5. Step 5: Solve for x
    x = 11,290,170,586.74/150,002.20
  6. Step 6: Final answer
    x = 75,266.70

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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.