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Finding the Fourth Proportional to 266.54, 367.87 and 150.10

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Solution

The fourth proportional to 266.54, 367.87 and 150.10 is: 207.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.54 : 367.87 = 150.10 : x
  2. Step 2: Convert to fraction form
    266.54/367.87 = 150.10/x
  3. Step 3: Cross multiply
    266.54x = 367.87 × 150.10
  4. Step 4: Simplify right side
    266.54x = 55,215.99
  5. Step 5: Solve for x
    x = 55,215.99/266.54
  6. Step 6: Final answer
    x = 207.16

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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.