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Finding the Fourth Proportional to 263,755.90, 395,587.95 and 74,171.25

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Solution

The fourth proportional to 263,755.90, 395,587.95 and 74,171.25 is: 111,243.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,755.90 : 395,587.95 = 74,171.25 : x
  2. Step 2: Convert to fraction form
    263,755.90/395,587.95 = 74,171.25/x
  3. Step 3: Cross multiply
    263,755.90x = 395,587.95 × 74,171.25
  4. Step 4: Simplify right side
    263,755.90x = 29,341,252,736.44
  5. Step 5: Solve for x
    x = 29,341,252,736.44/263,755.90
  6. Step 6: Final answer
    x = 111,243.97

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