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Finding the Fourth Proportional to 54,019.44, 81,001.71 and 31,537.71

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Solution

The fourth proportional to 54,019.44, 81,001.71 and 31,537.71 is: 47,290.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,019.44 : 81,001.71 = 31,537.71 : x
  2. Step 2: Convert to fraction form
    54,019.44/81,001.71 = 31,537.71/x
  3. Step 3: Cross multiply
    54,019.44x = 81,001.71 × 31,537.71
  4. Step 4: Simplify right side
    54,019.44x = 2,554,608,439.48
  5. Step 5: Solve for x
    x = 2,554,608,439.48/54,019.44
  6. Step 6: Final answer
    x = 47,290.54

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