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Finding the Fourth Proportional to 150.56, 226.73 and 131.53

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Solution

The fourth proportional to 150.56, 226.73 and 131.53 is: 198.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.56 : 226.73 = 131.53 : x
  2. Step 2: Convert to fraction form
    150.56/226.73 = 131.53/x
  3. Step 3: Cross multiply
    150.56x = 226.73 × 131.53
  4. Step 4: Simplify right side
    150.56x = 29,821.80
  5. Step 5: Solve for x
    x = 29,821.80/150.56
  6. Step 6: Final answer
    x = 198.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.