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Finding the Fourth Proportional to 82,272.52, 123,356.94 and 69,796.90

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Solution

The fourth proportional to 82,272.52, 123,356.94 and 69,796.90 is: 104,651.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,272.52 : 123,356.94 = 69,796.90 : x
  2. Step 2: Convert to fraction form
    82,272.52/123,356.94 = 69,796.90/x
  3. Step 3: Cross multiply
    82,272.52x = 123,356.94 × 69,796.90
  4. Step 4: Simplify right side
    82,272.52x = 8,609,932,005.49
  5. Step 5: Solve for x
    x = 8,609,932,005.49/82,272.52
  6. Step 6: Final answer
    x = 104,651.37

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