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Finding the Fourth Proportional to 167,405.04, 250,976.28 and 78,612.84

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Solution

The fourth proportional to 167,405.04, 250,976.28 and 78,612.84 is: 117,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,405.04 : 250,976.28 = 78,612.84 : x
  2. Step 2: Convert to fraction form
    167,405.04/250,976.28 = 78,612.84/x
  3. Step 3: Cross multiply
    167,405.04x = 250,976.28 × 78,612.84
  4. Step 4: Simplify right side
    167,405.04x = 19,729,958,143.44
  5. Step 5: Solve for x
    x = 19,729,958,143.44/167,405.04
  6. Step 6: Final answer
    x = 117,857.61

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