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Finding the Fourth Proportional to 82,040.86, 123,067.32 and 29,450.80

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Solution

The fourth proportional to 82,040.86, 123,067.32 and 29,450.80 is: 44,178.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,040.86 : 123,067.32 = 29,450.80 : x
  2. Step 2: Convert to fraction form
    82,040.86/123,067.32 = 29,450.80/x
  3. Step 3: Cross multiply
    82,040.86x = 123,067.32 × 29,450.80
  4. Step 4: Simplify right side
    82,040.86x = 3,624,431,027.86
  5. Step 5: Solve for x
    x = 3,624,431,027.86/82,040.86
  6. Step 6: Final answer
    x = 44,178.36

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