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Finding the Fourth Proportional to 71,204.68, 106,817.39 and 26,247.56

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Solution

The fourth proportional to 71,204.68, 106,817.39 and 26,247.56 is: 39,375.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,204.68 : 106,817.39 = 26,247.56 : x
  2. Step 2: Convert to fraction form
    71,204.68/106,817.39 = 26,247.56/x
  3. Step 3: Cross multiply
    71,204.68x = 106,817.39 × 26,247.56
  4. Step 4: Simplify right side
    71,204.68x = 2,803,695,286.17
  5. Step 5: Solve for x
    x = 2,803,695,286.17/71,204.68
  6. Step 6: Final answer
    x = 39,375.15

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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.