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Finding the Fourth Proportional to 167,982.60, 251,628.30 and 115,451.40

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Solution

The fourth proportional to 167,982.60, 251,628.30 and 115,451.40 is: 172,939.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,982.60 : 251,628.30 = 115,451.40 : x
  2. Step 2: Convert to fraction form
    167,982.60/251,628.30 = 115,451.40/x
  3. Step 3: Cross multiply
    167,982.60x = 251,628.30 × 115,451.40
  4. Step 4: Simplify right side
    167,982.60x = 29,050,839,514.62
  5. Step 5: Solve for x
    x = 29,050,839,514.62/167,982.60
  6. Step 6: Final answer
    x = 172,939.58

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