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Finding the Fourth Proportional to 281,873.31, 422,764.96 and 82,146.99

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Solution

The fourth proportional to 281,873.31, 422,764.96 and 82,146.99 is: 123,207.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,873.31 : 422,764.96 = 82,146.99 : x
  2. Step 2: Convert to fraction form
    281,873.31/422,764.96 = 82,146.99/x
  3. Step 3: Cross multiply
    281,873.31x = 422,764.96 × 82,146.99
  4. Step 4: Simplify right side
    281,873.31x = 34,728,868,941.47
  5. Step 5: Solve for x
    x = 34,728,868,941.47/281,873.31
  6. Step 6: Final answer
    x = 123,207.37

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