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Finding the Fourth Proportional to 79,218.24, 118,853.83 and 25,912.64

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Solution

The fourth proportional to 79,218.24, 118,853.83 and 25,912.64 is: 38,877.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,218.24 : 118,853.83 = 25,912.64 : x
  2. Step 2: Convert to fraction form
    79,218.24/118,853.83 = 25,912.64/x
  3. Step 3: Cross multiply
    79,218.24x = 118,853.83 × 25,912.64
  4. Step 4: Simplify right side
    79,218.24x = 3,079,816,838.94
  5. Step 5: Solve for x
    x = 3,079,816,838.94/79,218.24
  6. Step 6: Final answer
    x = 38,877.62

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