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Finding the Fourth Proportional to 150.71, 225.86 and 95.76

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Solution

The fourth proportional to 150.71, 225.86 and 95.76 is: 143.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.71 : 225.86 = 95.76 : x
  2. Step 2: Convert to fraction form
    150.71/225.86 = 95.76/x
  3. Step 3: Cross multiply
    150.71x = 225.86 × 95.76
  4. Step 4: Simplify right side
    150.71x = 21,627.87
  5. Step 5: Solve for x
    x = 21,627.87/150.71
  6. Step 6: Final answer
    x = 143.51

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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.