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Finding the Fourth Proportional to 88,121.41, 132,177.45 and 54,393.82

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Solution

The fourth proportional to 88,121.41, 132,177.45 and 54,393.82 is: 81,587.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,121.41 : 132,177.45 = 54,393.82 : x
  2. Step 2: Convert to fraction form
    88,121.41/132,177.45 = 54,393.82/x
  3. Step 3: Cross multiply
    88,121.41x = 132,177.45 × 54,393.82
  4. Step 4: Simplify right side
    88,121.41x = 7,189,636,423.36
  5. Step 5: Solve for x
    x = 7,189,636,423.36/88,121.41
  6. Step 6: Final answer
    x = 81,587.85

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