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Finding the Fourth Proportional to 264.11, 395.93 and 133.97

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Solution

The fourth proportional to 264.11, 395.93 and 133.97 is: 200.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.11 : 395.93 = 133.97 : x
  2. Step 2: Convert to fraction form
    264.11/395.93 = 133.97/x
  3. Step 3: Cross multiply
    264.11x = 395.93 × 133.97
  4. Step 4: Simplify right side
    264.11x = 53,041.10
  5. Step 5: Solve for x
    x = 53,041.10/264.11
  6. Step 6: Final answer
    x = 200.83

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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.