Home / 218,226.20-327,339.30-165,738.20

Finding the Fourth Proportional to 218,226.20, 327,339.30 and 165,738.20

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Solution

The fourth proportional to 218,226.20, 327,339.30 and 165,738.20 is: 248,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,226.20 : 327,339.30 = 165,738.20 : x
  2. Step 2: Convert to fraction form
    218,226.20/327,339.30 = 165,738.20/x
  3. Step 3: Cross multiply
    218,226.20x = 327,339.30 × 165,738.20
  4. Step 4: Simplify right side
    218,226.20x = 54,252,626,371.26
  5. Step 5: Solve for x
    x = 54,252,626,371.26/218,226.20
  6. Step 6: Final answer
    x = 248,607.30

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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.