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Finding the Fourth Proportional to 266.01, 367.11 and 147.99

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Solution

The fourth proportional to 266.01, 367.11 and 147.99 is: 204.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    266.01 : 367.11 = 147.99 : x
  2. Step 2: Convert to fraction form
    266.01/367.11 = 147.99/x
  3. Step 3: Cross multiply
    266.01x = 367.11 × 147.99
  4. Step 4: Simplify right side
    266.01x = 54,328.61
  5. Step 5: Solve for x
    x = 54,328.61/266.01
  6. Step 6: Final answer
    x = 204.24

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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.