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Finding the Fourth Proportional to 81,181.88, 112,021.28 and 44,878.44

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Solution

The fourth proportional to 81,181.88, 112,021.28 and 44,878.44 is: 61,926.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,181.88 : 112,021.28 = 44,878.44 : x
  2. Step 2: Convert to fraction form
    81,181.88/112,021.28 = 44,878.44/x
  3. Step 3: Cross multiply
    81,181.88x = 112,021.28 × 44,878.44
  4. Step 4: Simplify right side
    81,181.88x = 5,027,340,293.20
  5. Step 5: Solve for x
    x = 5,027,340,293.20/81,181.88
  6. Step 6: Final answer
    x = 61,926.88

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