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Finding the Fourth Proportional to 281,589.14, 422,379.86 and 68,358.69

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Solution

The fourth proportional to 281,589.14, 422,379.86 and 68,358.69 is: 102,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,589.14 : 422,379.86 = 68,358.69 : x
  2. Step 2: Convert to fraction form
    281,589.14/422,379.86 = 68,358.69/x
  3. Step 3: Cross multiply
    281,589.14x = 422,379.86 × 68,358.69
  4. Step 4: Simplify right side
    281,589.14x = 28,873,333,911.98
  5. Step 5: Solve for x
    x = 28,873,333,911.98/281,589.14
  6. Step 6: Final answer
    x = 102,537.10

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