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Finding the Fourth Proportional to 79,137.46, 109,209.72 and 43,329.79

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Solution

The fourth proportional to 79,137.46, 109,209.72 and 43,329.79 is: 59,795.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,137.46 : 109,209.72 = 43,329.79 : x
  2. Step 2: Convert to fraction form
    79,137.46/109,209.72 = 43,329.79/x
  3. Step 3: Cross multiply
    79,137.46x = 109,209.72 × 43,329.79
  4. Step 4: Simplify right side
    79,137.46x = 4,732,034,233.56
  5. Step 5: Solve for x
    x = 4,732,034,233.56/79,137.46
  6. Step 6: Final answer
    x = 59,795.12

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