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Finding the Fourth Proportional to 149.33, 224.00 and 41.12

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Solution

The fourth proportional to 149.33, 224.00 and 41.12 is: 61.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149.33 : 224.00 = 41.12 : x
  2. Step 2: Convert to fraction form
    149.33/224.00 = 41.12/x
  3. Step 3: Cross multiply
    149.33x = 224.00 × 41.12
  4. Step 4: Simplify right side
    149.33x = 9,210.67
  5. Step 5: Solve for x
    x = 9,210.67/149.33
  6. Step 6: Final answer
    x = 61.68

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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.