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Finding the Fourth Proportional to 88,383.60, 132,575.40 and 53,391.60

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Solution

The fourth proportional to 88,383.60, 132,575.40 and 53,391.60 is: 80,087.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,383.60 : 132,575.40 = 53,391.60 : x
  2. Step 2: Convert to fraction form
    88,383.60/132,575.40 = 53,391.60/x
  3. Step 3: Cross multiply
    88,383.60x = 132,575.40 × 53,391.60
  4. Step 4: Simplify right side
    88,383.60x = 7,078,412,726.64
  5. Step 5: Solve for x
    x = 7,078,412,726.64/88,383.60
  6. Step 6: Final answer
    x = 80,087.40

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