Home / 100,227.12-150,363.90-29,151.44

Finding the Fourth Proportional to 100,227.12, 150,363.90 and 29,151.44

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Solution

The fourth proportional to 100,227.12, 150,363.90 and 29,151.44 is: 43,733.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,227.12 : 150,363.90 = 29,151.44 : x
  2. Step 2: Convert to fraction form
    100,227.12/150,363.90 = 29,151.44/x
  3. Step 3: Cross multiply
    100,227.12x = 150,363.90 × 29,151.44
  4. Step 4: Simplify right side
    100,227.12x = 4,383,324,209.02
  5. Step 5: Solve for x
    x = 4,383,324,209.02/100,227.12
  6. Step 6: Final answer
    x = 43,733.91

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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.