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Finding the Fourth Proportional to 170,725.80, 256,380.30 and 111,822.60

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Solution

The fourth proportional to 170,725.80, 256,380.30 and 111,822.60 is: 167,924.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,725.80 : 256,380.30 = 111,822.60 : x
  2. Step 2: Convert to fraction form
    170,725.80/256,380.30 = 111,822.60/x
  3. Step 3: Cross multiply
    170,725.80x = 256,380.30 × 111,822.60
  4. Step 4: Simplify right side
    170,725.80x = 28,669,111,734.78
  5. Step 5: Solve for x
    x = 28,669,111,734.78/170,725.80
  6. Step 6: Final answer
    x = 167,924.89

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