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Finding the Fourth Proportional to 266.19, 367.25 and 168.08

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Solution

The fourth proportional to 266.19, 367.25 and 168.08 is: 231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.19 : 367.25 = 168.08 : x
  2. Step 2: Convert to fraction form
    266.19/367.25 = 168.08/x
  3. Step 3: Cross multiply
    266.19x = 367.25 × 168.08
  4. Step 4: Simplify right side
    266.19x = 61,727.46
  5. Step 5: Solve for x
    x = 61,727.46/266.19
  6. Step 6: Final answer
    x = 231.89

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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.