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Finding the Fourth Proportional to 115,780.87, 173,754.33 and 49,267.72

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Solution

The fourth proportional to 115,780.87, 173,754.33 and 49,267.72 is: 73,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,780.87 : 173,754.33 = 49,267.72 : x
  2. Step 2: Convert to fraction form
    115,780.87/173,754.33 = 49,267.72/x
  3. Step 3: Cross multiply
    115,780.87x = 173,754.33 × 49,267.72
  4. Step 4: Simplify right side
    115,780.87x = 8,560,479,679.23
  5. Step 5: Solve for x
    x = 8,560,479,679.23/115,780.87
  6. Step 6: Final answer
    x = 73,936.91

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