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Finding the Fourth Proportional to 88,193.67, 121,660.61 and 55,871.27

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Solution

The fourth proportional to 88,193.67, 121,660.61 and 55,871.27 is: 77,072.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,193.67 : 121,660.61 = 55,871.27 : x
  2. Step 2: Convert to fraction form
    88,193.67/121,660.61 = 55,871.27/x
  3. Step 3: Cross multiply
    88,193.67x = 121,660.61 × 55,871.27
  4. Step 4: Simplify right side
    88,193.67x = 6,797,331,902.02
  5. Step 5: Solve for x
    x = 6,797,331,902.02/88,193.67
  6. Step 6: Final answer
    x = 77,072.79

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