Home / 220,234.20-330,351.30-141,502.20

Finding the Fourth Proportional to 220,234.20, 330,351.30 and 141,502.20

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Solution

The fourth proportional to 220,234.20, 330,351.30 and 141,502.20 is: 212,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,234.20 : 330,351.30 = 141,502.20 : x
  2. Step 2: Convert to fraction form
    220,234.20/330,351.30 = 141,502.20/x
  3. Step 3: Cross multiply
    220,234.20x = 330,351.30 × 141,502.20
  4. Step 4: Simplify right side
    220,234.20x = 46,745,435,722.86
  5. Step 5: Solve for x
    x = 46,745,435,722.86/220,234.20
  6. Step 6: Final answer
    x = 212,253.30

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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.