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Finding the Fourth Proportional to 150.63, 225.49 and 96.57

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Solution

The fourth proportional to 150.63, 225.49 and 96.57 is: 144.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.63 : 225.49 = 96.57 : x
  2. Step 2: Convert to fraction form
    150.63/225.49 = 96.57/x
  3. Step 3: Cross multiply
    150.63x = 225.49 × 96.57
  4. Step 4: Simplify right side
    150.63x = 21,774.44
  5. Step 5: Solve for x
    x = 21,774.44/150.63
  6. Step 6: Final answer
    x = 144.56

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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.