Home / 111,434.33-167,149.66-44,872.78

Finding the Fourth Proportional to 111,434.33, 167,149.66 and 44,872.78

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Solution

The fourth proportional to 111,434.33, 167,149.66 and 44,872.78 is: 67,308.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,434.33 : 167,149.66 = 44,872.78 : x
  2. Step 2: Convert to fraction form
    111,434.33/167,149.66 = 44,872.78/x
  3. Step 3: Cross multiply
    111,434.33x = 167,149.66 × 44,872.78
  4. Step 4: Simplify right side
    111,434.33x = 7,500,469,390.20
  5. Step 5: Solve for x
    x = 7,500,469,390.20/111,434.33
  6. Step 6: Final answer
    x = 67,308.43

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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.