Home / 267,228.14-400,832.48-80,234.78

Finding the Fourth Proportional to 267,228.14, 400,832.48 and 80,234.78

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Solution

The fourth proportional to 267,228.14, 400,832.48 and 80,234.78 is: 120,349.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,228.14 : 400,832.48 = 80,234.78 : x
  2. Step 2: Convert to fraction form
    267,228.14/400,832.48 = 80,234.78/x
  3. Step 3: Cross multiply
    267,228.14x = 400,832.48 × 80,234.78
  4. Step 4: Simplify right side
    267,228.14x = 32,160,704,046.08
  5. Step 5: Solve for x
    x = 32,160,704,046.08/267,228.14
  6. Step 6: Final answer
    x = 120,349.24

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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.