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Finding the Fourth Proportional to 79,551.54, 109,781.52 and 43,743.86

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Solution

The fourth proportional to 79,551.54, 109,781.52 and 43,743.86 is: 60,366.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,551.54 : 109,781.52 = 43,743.86 : x
  2. Step 2: Convert to fraction form
    79,551.54/109,781.52 = 43,743.86/x
  3. Step 3: Cross multiply
    79,551.54x = 109,781.52 × 43,743.86
  4. Step 4: Simplify right side
    79,551.54x = 4,802,267,441.47
  5. Step 5: Solve for x
    x = 4,802,267,441.47/79,551.54
  6. Step 6: Final answer
    x = 60,366.74

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