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Finding the Fourth Proportional to 126,115.70, 173,941.18 and 80,797.86

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Solution

The fourth proportional to 126,115.70, 173,941.18 and 80,797.86 is: 111,437.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,115.70 : 173,941.18 = 80,797.86 : x
  2. Step 2: Convert to fraction form
    126,115.70/173,941.18 = 80,797.86/x
  3. Step 3: Cross multiply
    126,115.70x = 173,941.18 × 80,797.86
  4. Step 4: Simplify right side
    126,115.70x = 14,054,074,907.88
  5. Step 5: Solve for x
    x = 14,054,074,907.88/126,115.70
  6. Step 6: Final answer
    x = 111,437.95

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