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Finding the Fourth Proportional to 150.52, 207.67 and 101.44

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Solution

The fourth proportional to 150.52, 207.67 and 101.44 is: 139.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.52 : 207.67 = 101.44 : x
  2. Step 2: Convert to fraction form
    150.52/207.67 = 101.44/x
  3. Step 3: Cross multiply
    150.52x = 207.67 × 101.44
  4. Step 4: Simplify right side
    150.52x = 21,066.04
  5. Step 5: Solve for x
    x = 21,066.04/150.52
  6. Step 6: Final answer
    x = 139.96

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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.