Home / 220,961.04-304,928.31-125,469.73

Finding the Fourth Proportional to 220,961.04, 304,928.31 and 125,469.73

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Solution

The fourth proportional to 220,961.04, 304,928.31 and 125,469.73 is: 173,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,961.04 : 304,928.31 = 125,469.73 : x
  2. Step 2: Convert to fraction form
    220,961.04/304,928.31 = 125,469.73/x
  3. Step 3: Cross multiply
    220,961.04x = 304,928.31 × 125,469.73
  4. Step 4: Simplify right side
    220,961.04x = 38,259,272,725.06
  5. Step 5: Solve for x
    x = 38,259,272,725.06/220,961.04
  6. Step 6: Final answer
    x = 173,149.41

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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.