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Finding the Fourth Proportional to 220,876.94, 331,346.73 and 71,082.43

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Solution

The fourth proportional to 220,876.94, 331,346.73 and 71,082.43 is: 106,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,876.94 : 331,346.73 = 71,082.43 : x
  2. Step 2: Convert to fraction form
    220,876.94/331,346.73 = 71,082.43/x
  3. Step 3: Cross multiply
    220,876.94x = 331,346.73 × 71,082.43
  4. Step 4: Simplify right side
    220,876.94x = 23,552,930,740.95
  5. Step 5: Solve for x
    x = 23,552,930,740.95/220,876.94
  6. Step 6: Final answer
    x = 106,633.72

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