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Finding the Fourth Proportional to 86,201.09, 129,301.64 and 23,871.59

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Solution

The fourth proportional to 86,201.09, 129,301.64 and 23,871.59 is: 35,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,201.09 : 129,301.64 = 23,871.59 : x
  2. Step 2: Convert to fraction form
    86,201.09/129,301.64 = 23,871.59/x
  3. Step 3: Cross multiply
    86,201.09x = 129,301.64 × 23,871.59
  4. Step 4: Simplify right side
    86,201.09x = 3,086,635,248.42
  5. Step 5: Solve for x
    x = 3,086,635,248.42/86,201.09
  6. Step 6: Final answer
    x = 35,807.38

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