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Finding the Fourth Proportional to 66,754.68, 100,131.54 and 26,791.68

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Solution

The fourth proportional to 66,754.68, 100,131.54 and 26,791.68 is: 40,187.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,754.68 : 100,131.54 = 26,791.68 : x
  2. Step 2: Convert to fraction form
    66,754.68/100,131.54 = 26,791.68/x
  3. Step 3: Cross multiply
    66,754.68x = 100,131.54 × 26,791.68
  4. Step 4: Simplify right side
    66,754.68x = 2,682,692,177.59
  5. Step 5: Solve for x
    x = 2,682,692,177.59/66,754.68
  6. Step 6: Final answer
    x = 40,187.33

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