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Finding the Fourth Proportional to 88,250.64, 132,208.92 and 68,431.92

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Solution

The fourth proportional to 88,250.64, 132,208.92 and 68,431.92 is: 102,518.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,250.64 : 132,208.92 = 68,431.92 : x
  2. Step 2: Convert to fraction form
    88,250.64/132,208.92 = 68,431.92/x
  3. Step 3: Cross multiply
    88,250.64x = 132,208.92 × 68,431.92
  4. Step 4: Simplify right side
    88,250.64x = 9,047,310,236.73
  5. Step 5: Solve for x
    x = 9,047,310,236.73/88,250.64
  6. Step 6: Final answer
    x = 102,518.35

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