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Finding the Fourth Proportional to 117,294.23, 176,221.78 and 75,256.90

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Solution

The fourth proportional to 117,294.23, 176,221.78 and 75,256.90 is: 113,065.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,294.23 : 176,221.78 = 75,256.90 : x
  2. Step 2: Convert to fraction form
    117,294.23/176,221.78 = 75,256.90/x
  3. Step 3: Cross multiply
    117,294.23x = 176,221.78 × 75,256.90
  4. Step 4: Simplify right side
    117,294.23x = 13,261,904,246.59
  5. Step 5: Solve for x
    x = 13,261,904,246.59/117,294.23
  6. Step 6: Final answer
    x = 113,065.27

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