Home / 71,974.23-107,961.32-25,227.11

Finding the Fourth Proportional to 71,974.23, 107,961.32 and 25,227.11

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Solution

The fourth proportional to 71,974.23, 107,961.32 and 25,227.11 is: 37,840.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,974.23 : 107,961.32 = 25,227.11 : x
  2. Step 2: Convert to fraction form
    71,974.23/107,961.32 = 25,227.11/x
  3. Step 3: Cross multiply
    71,974.23x = 107,961.32 × 25,227.11
  4. Step 4: Simplify right side
    71,974.23x = 2,723,551,429.44
  5. Step 5: Solve for x
    x = 2,723,551,429.44/71,974.23
  6. Step 6: Final answer
    x = 37,840.65

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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.