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Finding the Fourth Proportional to 117,694.13, 162,418.94 and 63,979.23

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Solution

The fourth proportional to 117,694.13, 162,418.94 and 63,979.23 is: 88,291.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,694.13 : 162,418.94 = 63,979.23 : x
  2. Step 2: Convert to fraction form
    117,694.13/162,418.94 = 63,979.23/x
  3. Step 3: Cross multiply
    117,694.13x = 162,418.94 × 63,979.23
  4. Step 4: Simplify right side
    117,694.13x = 10,391,438,878.56
  5. Step 5: Solve for x
    x = 10,391,438,878.56/117,694.13
  6. Step 6: Final answer
    x = 88,291.90

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