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Finding the Fourth Proportional to 83,842.13, 115,661.48 and 49,826.54

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Solution

The fourth proportional to 83,842.13, 115,661.48 and 49,826.54 is: 68,736.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,842.13 : 115,661.48 = 49,826.54 : x
  2. Step 2: Convert to fraction form
    83,842.13/115,661.48 = 49,826.54/x
  3. Step 3: Cross multiply
    83,842.13x = 115,661.48 × 49,826.54
  4. Step 4: Simplify right side
    83,842.13x = 5,763,011,359.68
  5. Step 5: Solve for x
    x = 5,763,011,359.68/83,842.13
  6. Step 6: Final answer
    x = 68,736.46

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