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Finding the Fourth Proportional to 71,932.70, 107,911.38 and 22,011.56

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Solution

The fourth proportional to 71,932.70, 107,911.38 and 22,011.56 is: 33,021.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,932.70 : 107,911.38 = 22,011.56 : x
  2. Step 2: Convert to fraction form
    71,932.70/107,911.38 = 22,011.56/x
  3. Step 3: Cross multiply
    71,932.70x = 107,911.38 × 22,011.56
  4. Step 4: Simplify right side
    71,932.70x = 2,375,297,815.55
  5. Step 5: Solve for x
    x = 2,375,297,815.55/71,932.70
  6. Step 6: Final answer
    x = 33,021.11

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