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Finding the Fourth Proportional to 69,270.53, 103,755.41 and 42,535.37

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Solution

The fourth proportional to 69,270.53, 103,755.41 and 42,535.37 is: 63,710.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,270.53 : 103,755.41 = 42,535.37 : x
  2. Step 2: Convert to fraction form
    69,270.53/103,755.41 = 42,535.37/x
  3. Step 3: Cross multiply
    69,270.53x = 103,755.41 × 42,535.37
  4. Step 4: Simplify right side
    69,270.53x = 4,413,274,022.40
  5. Step 5: Solve for x
    x = 4,413,274,022.40/69,270.53
  6. Step 6: Final answer
    x = 63,710.70

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