Home / 224,198.91-309,219.46-143,633.88

Finding the Fourth Proportional to 224,198.91, 309,219.46 and 143,633.88

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Solution

The fourth proportional to 224,198.91, 309,219.46 and 143,633.88 is: 198,102.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,198.91 : 309,219.46 = 143,633.88 : x
  2. Step 2: Convert to fraction form
    224,198.91/309,219.46 = 143,633.88/x
  3. Step 3: Cross multiply
    224,198.91x = 309,219.46 × 143,633.88
  4. Step 4: Simplify right side
    224,198.91x = 44,414,390,452.22
  5. Step 5: Solve for x
    x = 44,414,390,452.22/224,198.91
  6. Step 6: Final answer
    x = 198,102.62

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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.