Home / 268,103.20-402,446.40-150,005.20

Finding the Fourth Proportional to 268,103.20, 402,446.40 and 150,005.20

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Solution

The fourth proportional to 268,103.20, 402,446.40 and 150,005.20 is: 225,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,103.20 : 402,446.40 = 150,005.20 : x
  2. Step 2: Convert to fraction form
    268,103.20/402,446.40 = 150,005.20/x
  3. Step 3: Cross multiply
    268,103.20x = 402,446.40 × 150,005.20
  4. Step 4: Simplify right side
    268,103.20x = 60,369,052,721.28
  5. Step 5: Solve for x
    x = 60,369,052,721.28/268,103.20
  6. Step 6: Final answer
    x = 225,170.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.