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Finding the Fourth Proportional to 71,722, 107,600.28 and 22,474

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Solution

The fourth proportional to 71,722, 107,600.28 and 22,474 is: 33,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,722 : 107,600.28 = 22,474 : x
  2. Step 2: Convert to fraction form
    71,722/107,600.28 = 22,474/x
  3. Step 3: Cross multiply
    71,722x = 107,600.28 × 22,474
  4. Step 4: Simplify right side
    71,722x = 2,418,208,692.72
  5. Step 5: Solve for x
    x = 2,418,208,692.72/71,722
  6. Step 6: Final answer
    x = 33,716.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.