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Finding the Fourth Proportional to 75,310.40, 103,929.41 and 41,318.27

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Solution

The fourth proportional to 75,310.40, 103,929.41 and 41,318.27 is: 57,019.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,310.40 : 103,929.41 = 41,318.27 : x
  2. Step 2: Convert to fraction form
    75,310.40/103,929.41 = 41,318.27/x
  3. Step 3: Cross multiply
    75,310.40x = 103,929.41 × 41,318.27
  4. Step 4: Simplify right side
    75,310.40x = 4,294,183,423.32
  5. Step 5: Solve for x
    x = 4,294,183,423.32/75,310.40
  6. Step 6: Final answer
    x = 57,019.79

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