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Finding the Fourth Proportional to 73,103.40, 100,882.68 and 39,569.40

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Solution

The fourth proportional to 73,103.40, 100,882.68 and 39,569.40 is: 54,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,103.40 : 100,882.68 = 39,569.40 : x
  2. Step 2: Convert to fraction form
    73,103.40/100,882.68 = 39,569.40/x
  3. Step 3: Cross multiply
    73,103.40x = 100,882.68 × 39,569.40
  4. Step 4: Simplify right side
    73,103.40x = 3,991,867,117.99
  5. Step 5: Solve for x
    x = 3,991,867,117.99/73,103.40
  6. Step 6: Final answer
    x = 54,605.77

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