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Finding the Fourth Proportional to 206.03, 283.13 and 196.51

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Solution

The fourth proportional to 206.03, 283.13 and 196.51 is: 270.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    206.03 : 283.13 = 196.51 : x
  2. Step 2: Convert to fraction form
    206.03/283.13 = 196.51/x
  3. Step 3: Cross multiply
    206.03x = 283.13 × 196.51
  4. Step 4: Simplify right side
    206.03x = 55,636.19
  5. Step 5: Solve for x
    x = 55,636.19/206.03
  6. Step 6: Final answer
    x = 270.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.