Home / 269,724.20-372,217.55-148,865.48

Finding the Fourth Proportional to 269,724.20, 372,217.55 and 148,865.48

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Solution

The fourth proportional to 269,724.20, 372,217.55 and 148,865.48 is: 205,433.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,724.20 : 372,217.55 = 148,865.48 : x
  2. Step 2: Convert to fraction form
    269,724.20/372,217.55 = 148,865.48/x
  3. Step 3: Cross multiply
    269,724.20x = 372,217.55 × 148,865.48
  4. Step 4: Simplify right side
    269,724.20x = 55,410,344,245.17
  5. Step 5: Solve for x
    x = 55,410,344,245.17/269,724.20
  6. Step 6: Final answer
    x = 205,433.34

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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.