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Finding the Fourth Proportional to 281,591.42, 422,383.28 and 68,360.97

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Solution

The fourth proportional to 281,591.42, 422,383.28 and 68,360.97 is: 102,540.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,591.42 : 422,383.28 = 68,360.97 : x
  2. Step 2: Convert to fraction form
    281,591.42/422,383.28 = 68,360.97/x
  3. Step 3: Cross multiply
    281,591.42x = 422,383.28 × 68,360.97
  4. Step 4: Simplify right side
    281,591.42x = 28,874,530,903.48
  5. Step 5: Solve for x
    x = 28,874,530,903.48/281,591.42
  6. Step 6: Final answer
    x = 102,540.52

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