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Finding the Fourth Proportional to 106,534.82, 147,021 and 58,791.80

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Solution

The fourth proportional to 106,534.82, 147,021 and 58,791.80 is: 81,134.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,534.82 : 147,021 = 58,791.80 : x
  2. Step 2: Convert to fraction form
    106,534.82/147,021 = 58,791.80/x
  3. Step 3: Cross multiply
    106,534.82x = 147,021 × 58,791.80
  4. Step 4: Simplify right side
    106,534.82x = 8,643,629,227.80
  5. Step 5: Solve for x
    x = 8,643,629,227.80/106,534.82
  6. Step 6: Final answer
    x = 81,134.31

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