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Finding the Fourth Proportional to 69,146.59, 103,715.02 and 39,471.43

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Solution

The fourth proportional to 69,146.59, 103,715.02 and 39,471.43 is: 59,204.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,146.59 : 103,715.02 = 39,471.43 : x
  2. Step 2: Convert to fraction form
    69,146.59/103,715.02 = 39,471.43/x
  3. Step 3: Cross multiply
    69,146.59x = 103,715.02 × 39,471.43
  4. Step 4: Simplify right side
    69,146.59x = 4,093,780,151.88
  5. Step 5: Solve for x
    x = 4,093,780,151.88/69,146.59
  6. Step 6: Final answer
    x = 59,204.37

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