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Finding the Fourth Proportional to 266.13, 367.25 and 148.10

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Solution

The fourth proportional to 266.13, 367.25 and 148.10 is: 204.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.13 : 367.25 = 148.10 : x
  2. Step 2: Convert to fraction form
    266.13/367.25 = 148.10/x
  3. Step 3: Cross multiply
    266.13x = 367.25 × 148.10
  4. Step 4: Simplify right side
    266.13x = 54,391.01
  5. Step 5: Solve for x
    x = 54,391.01/266.13
  6. Step 6: Final answer
    x = 204.38

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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.