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Finding the Fourth Proportional to 79,286.63, 109,415.58 and 43,475.90

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Solution

The fourth proportional to 79,286.63, 109,415.58 and 43,475.90 is: 59,996.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,286.63 : 109,415.58 = 43,475.90 : x
  2. Step 2: Convert to fraction form
    79,286.63/109,415.58 = 43,475.90/x
  3. Step 3: Cross multiply
    79,286.63x = 109,415.58 × 43,475.90
  4. Step 4: Simplify right side
    79,286.63x = 4,756,940,814.52
  5. Step 5: Solve for x
    x = 4,756,940,814.52/79,286.63
  6. Step 6: Final answer
    x = 59,996.76

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