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Finding the Fourth Proportional to 150.05, 224.95 and 63.45

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Solution

The fourth proportional to 150.05, 224.95 and 63.45 is: 95.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.05 : 224.95 = 63.45 : x
  2. Step 2: Convert to fraction form
    150.05/224.95 = 63.45/x
  3. Step 3: Cross multiply
    150.05x = 224.95 × 63.45
  4. Step 4: Simplify right side
    150.05x = 14,273.08
  5. Step 5: Solve for x
    x = 14,273.08/150.05
  6. Step 6: Final answer
    x = 95.12

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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.