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Finding the Fourth Proportional to 266.12, 367.14 and 162.44

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Solution

The fourth proportional to 266.12, 367.14 and 162.44 is: 224.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.12 : 367.14 = 162.44 : x
  2. Step 2: Convert to fraction form
    266.12/367.14 = 162.44/x
  3. Step 3: Cross multiply
    266.12x = 367.14 × 162.44
  4. Step 4: Simplify right side
    266.12x = 59,638.22
  5. Step 5: Solve for x
    x = 59,638.22/266.12
  6. Step 6: Final answer
    x = 224.10

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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.