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Finding the Fourth Proportional to 83,791.93, 125,661.19 and 27,621.57

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Solution

The fourth proportional to 83,791.93, 125,661.19 and 27,621.57 is: 41,423.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,791.93 : 125,661.19 = 27,621.57 : x
  2. Step 2: Convert to fraction form
    83,791.93/125,661.19 = 27,621.57/x
  3. Step 3: Cross multiply
    83,791.93x = 125,661.19 × 27,621.57
  4. Step 4: Simplify right side
    83,791.93x = 3,470,959,060.68
  5. Step 5: Solve for x
    x = 3,470,959,060.68/83,791.93
  6. Step 6: Final answer
    x = 41,423.55

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