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Finding the Fourth Proportional to 167,681.48, 231,398.10 and 91,198.91

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Solution

The fourth proportional to 167,681.48, 231,398.10 and 91,198.91 is: 125,853.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,681.48 : 231,398.10 = 91,198.91 : x
  2. Step 2: Convert to fraction form
    167,681.48/231,398.10 = 91,198.91/x
  3. Step 3: Cross multiply
    167,681.48x = 231,398.10 × 91,198.91
  4. Step 4: Simplify right side
    167,681.48x = 21,103,253,339.08
  5. Step 5: Solve for x
    x = 21,103,253,339.08/167,681.48
  6. Step 6: Final answer
    x = 125,853.22

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