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Finding the Fourth Proportional to 122,311.14, 168,791.10 and 73,906.36

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Solution

The fourth proportional to 122,311.14, 168,791.10 and 73,906.36 is: 101,991.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,311.14 : 168,791.10 = 73,906.36 : x
  2. Step 2: Convert to fraction form
    122,311.14/168,791.10 = 73,906.36/x
  3. Step 3: Cross multiply
    122,311.14x = 168,791.10 × 73,906.36
  4. Step 4: Simplify right side
    122,311.14x = 12,474,735,801.40
  5. Step 5: Solve for x
    x = 12,474,735,801.40/122,311.14
  6. Step 6: Final answer
    x = 101,991.82

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