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Finding the Fourth Proportional to 79,471.86, 109,673.10 and 43,664.19

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Solution

The fourth proportional to 79,471.86, 109,673.10 and 43,664.19 is: 60,257.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,471.86 : 109,673.10 = 43,664.19 : x
  2. Step 2: Convert to fraction form
    79,471.86/109,673.10 = 43,664.19/x
  3. Step 3: Cross multiply
    79,471.86x = 109,673.10 × 43,664.19
  4. Step 4: Simplify right side
    79,471.86x = 4,788,787,076.29
  5. Step 5: Solve for x
    x = 4,788,787,076.29/79,471.86
  6. Step 6: Final answer
    x = 60,257.64

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