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Finding the Fourth Proportional to 83,535.62, 115,268.81 and 53,338.61

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Solution

The fourth proportional to 83,535.62, 115,268.81 and 53,338.61 is: 73,600.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,535.62 : 115,268.81 = 53,338.61 : x
  2. Step 2: Convert to fraction form
    83,535.62/115,268.81 = 53,338.61/x
  3. Step 3: Cross multiply
    83,535.62x = 115,268.81 × 53,338.61
  4. Step 4: Simplify right side
    83,535.62x = 6,148,278,123.23
  5. Step 5: Solve for x
    x = 6,148,278,123.23/83,535.62
  6. Step 6: Final answer
    x = 73,600.68

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