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Finding the Fourth Proportional to 192,601.28, 288,951.12 and 74,240.84

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Solution

The fourth proportional to 192,601.28, 288,951.12 and 74,240.84 is: 111,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,601.28 : 288,951.12 = 74,240.84 : x
  2. Step 2: Convert to fraction form
    192,601.28/288,951.12 = 74,240.84/x
  3. Step 3: Cross multiply
    192,601.28x = 288,951.12 × 74,240.84
  4. Step 4: Simplify right side
    192,601.28x = 21,451,972,422.99
  5. Step 5: Solve for x
    x = 21,451,972,422.99/192,601.28
  6. Step 6: Final answer
    x = 111,380.22

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