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Finding the Fourth Proportional to 81,333.80, 112,240.61 and 45,523.80

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Solution

The fourth proportional to 81,333.80, 112,240.61 and 45,523.80 is: 62,822.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,333.80 : 112,240.61 = 45,523.80 : x
  2. Step 2: Convert to fraction form
    81,333.80/112,240.61 = 45,523.80/x
  3. Step 3: Cross multiply
    81,333.80x = 112,240.61 × 45,523.80
  4. Step 4: Simplify right side
    81,333.80x = 5,109,618,853.90
  5. Step 5: Solve for x
    x = 5,109,618,853.90/81,333.80
  6. Step 6: Final answer
    x = 62,822.83

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