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Finding the Fourth Proportional to 202.24, 302.43 and 150.28

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Solution

The fourth proportional to 202.24, 302.43 and 150.28 is: 224.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    202.24 : 302.43 = 150.28 : x
  2. Step 2: Convert to fraction form
    202.24/302.43 = 150.28/x
  3. Step 3: Cross multiply
    202.24x = 302.43 × 150.28
  4. Step 4: Simplify right side
    202.24x = 45,449.18
  5. Step 5: Solve for x
    x = 45,449.18/202.24
  6. Step 6: Final answer
    x = 224.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.