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Finding the Fourth Proportional to 115,805.43, 159,593.09 and 92,809.13

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Solution

The fourth proportional to 115,805.43, 159,593.09 and 92,809.13 is: 127,901.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,805.43 : 159,593.09 = 92,809.13 : x
  2. Step 2: Convert to fraction form
    115,805.43/159,593.09 = 92,809.13/x
  3. Step 3: Cross multiply
    115,805.43x = 159,593.09 × 92,809.13
  4. Step 4: Simplify right side
    115,805.43x = 14,811,694,574.90
  5. Step 5: Solve for x
    x = 14,811,694,574.90/115,805.43
  6. Step 6: Final answer
    x = 127,901.56

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