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Finding the Fourth Proportional to 88,311.60, 132,467.40 and 83,473.20

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Solution

The fourth proportional to 88,311.60, 132,467.40 and 83,473.20 is: 125,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,311.60 : 132,467.40 = 83,473.20 : x
  2. Step 2: Convert to fraction form
    88,311.60/132,467.40 = 83,473.20/x
  3. Step 3: Cross multiply
    88,311.60x = 132,467.40 × 83,473.20
  4. Step 4: Simplify right side
    88,311.60x = 11,057,477,773.68
  5. Step 5: Solve for x
    x = 11,057,477,773.68/88,311.60
  6. Step 6: Final answer
    x = 125,209.80

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