Home / 224,275.28-309,502.20-123,676.88

Finding the Fourth Proportional to 224,275.28, 309,502.20 and 123,676.88

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Solution

The fourth proportional to 224,275.28, 309,502.20 and 123,676.88 is: 170,675.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,275.28 : 309,502.20 = 123,676.88 : x
  2. Step 2: Convert to fraction form
    224,275.28/309,502.20 = 123,676.88/x
  3. Step 3: Cross multiply
    224,275.28x = 309,502.20 × 123,676.88
  4. Step 4: Simplify right side
    224,275.28x = 38,278,266,449.14
  5. Step 5: Solve for x
    x = 38,278,266,449.14/224,275.28
  6. Step 6: Final answer
    x = 170,675.37

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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.