Home / 166,078.44-229,198.16-125,728.29

Finding the Fourth Proportional to 166,078.44, 229,198.16 and 125,728.29

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Solution

The fourth proportional to 166,078.44, 229,198.16 and 125,728.29 is: 173,512.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,078.44 : 229,198.16 = 125,728.29 : x
  2. Step 2: Convert to fraction form
    166,078.44/229,198.16 = 125,728.29/x
  3. Step 3: Cross multiply
    166,078.44x = 229,198.16 × 125,728.29
  4. Step 4: Simplify right side
    166,078.44x = 28,816,692,099.31
  5. Step 5: Solve for x
    x = 28,816,692,099.31/166,078.44
  6. Step 6: Final answer
    x = 173,512.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.