Home / 220,580.76-304,470.66-125,150.84

Finding the Fourth Proportional to 220,580.76, 304,470.66 and 125,150.84

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Solution

The fourth proportional to 220,580.76, 304,470.66 and 125,150.84 is: 172,747.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,580.76 : 304,470.66 = 125,150.84 : x
  2. Step 2: Convert to fraction form
    220,580.76/304,470.66 = 125,150.84/x
  3. Step 3: Cross multiply
    220,580.76x = 304,470.66 × 125,150.84
  4. Step 4: Simplify right side
    220,580.76x = 38,104,758,854.35
  5. Step 5: Solve for x
    x = 38,104,758,854.35/220,580.76
  6. Step 6: Final answer
    x = 172,747.43

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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.