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Finding the Fourth Proportional to 79,251.07, 109,377.69 and 49,046.13

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Solution

The fourth proportional to 79,251.07, 109,377.69 and 49,046.13 is: 67,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,251.07 : 109,377.69 = 49,046.13 : x
  2. Step 2: Convert to fraction form
    79,251.07/109,377.69 = 49,046.13/x
  3. Step 3: Cross multiply
    79,251.07x = 109,377.69 × 49,046.13
  4. Step 4: Simplify right side
    79,251.07x = 5,364,552,402.84
  5. Step 5: Solve for x
    x = 5,364,552,402.84/79,251.07
  6. Step 6: Final answer
    x = 67,690.60

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