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Finding the Fourth Proportional to 88,949.34, 122,781.30 and 54,983.88

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Solution

The fourth proportional to 88,949.34, 122,781.30 and 54,983.88 is: 75,897.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,949.34 : 122,781.30 = 54,983.88 : x
  2. Step 2: Convert to fraction form
    88,949.34/122,781.30 = 54,983.88/x
  3. Step 3: Cross multiply
    88,949.34x = 122,781.30 × 54,983.88
  4. Step 4: Simplify right side
    88,949.34x = 6,750,992,265.44
  5. Step 5: Solve for x
    x = 6,750,992,265.44/88,949.34
  6. Step 6: Final answer
    x = 75,897.05

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