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Finding the Fourth Proportional to 147,908.80, 221,863.20 and 92,103.85

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Solution

The fourth proportional to 147,908.80, 221,863.20 and 92,103.85 is: 138,155.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,908.80 : 221,863.20 = 92,103.85 : x
  2. Step 2: Convert to fraction form
    147,908.80/221,863.20 = 92,103.85/x
  3. Step 3: Cross multiply
    147,908.80x = 221,863.20 × 92,103.85
  4. Step 4: Simplify right side
    147,908.80x = 20,434,454,893.32
  5. Step 5: Solve for x
    x = 20,434,454,893.32/147,908.80
  6. Step 6: Final answer
    x = 138,155.78

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