Home / 196,198.28-270,671.04-123,472.34

Finding the Fourth Proportional to 196,198.28, 270,671.04 and 123,472.34

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Solution

The fourth proportional to 196,198.28, 270,671.04 and 123,472.34 is: 170,339.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,198.28 : 270,671.04 = 123,472.34 : x
  2. Step 2: Convert to fraction form
    196,198.28/270,671.04 = 123,472.34/x
  3. Step 3: Cross multiply
    196,198.28x = 270,671.04 × 123,472.34
  4. Step 4: Simplify right side
    196,198.28x = 33,420,385,325.68
  5. Step 5: Solve for x
    x = 33,420,385,325.68/196,198.28
  6. Step 6: Final answer
    x = 170,339.85

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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.