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Finding the Fourth Proportional to 179,661.20, 269,470.20 and 74,469.20

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Solution

The fourth proportional to 179,661.20, 269,470.20 and 74,469.20 is: 111,694.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,661.20 : 269,470.20 = 74,469.20 : x
  2. Step 2: Convert to fraction form
    179,661.20/269,470.20 = 74,469.20/x
  3. Step 3: Cross multiply
    179,661.20x = 269,470.20 × 74,469.20
  4. Step 4: Simplify right side
    179,661.20x = 20,067,230,217.84
  5. Step 5: Solve for x
    x = 20,067,230,217.84/179,661.20
  6. Step 6: Final answer
    x = 111,694.85

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