Home / 71,212.38-106,785.68-26,222.44

Finding the Fourth Proportional to 71,212.38, 106,785.68 and 26,222.44

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Solution

The fourth proportional to 71,212.38, 106,785.68 and 26,222.44 is: 39,321.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,212.38 : 106,785.68 = 26,222.44 : x
  2. Step 2: Convert to fraction form
    71,212.38/106,785.68 = 26,222.44/x
  3. Step 3: Cross multiply
    71,212.38x = 106,785.68 × 26,222.44
  4. Step 4: Simplify right side
    71,212.38x = 2,800,181,086.66
  5. Step 5: Solve for x
    x = 2,800,181,086.66/71,212.38
  6. Step 6: Final answer
    x = 39,321.55

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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.