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Finding the Fourth Proportional to 184, 275.69 and 149.83

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Solution

The fourth proportional to 184, 275.69 and 149.83 is: 224.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    184 : 275.69 = 149.83 : x
  2. Step 2: Convert to fraction form
    184/275.69 = 149.83/x
  3. Step 3: Cross multiply
    184x = 275.69 × 149.83
  4. Step 4: Simplify right side
    184x = 41,306.63
  5. Step 5: Solve for x
    x = 41,306.63/184
  6. Step 6: Final answer
    x = 224.49

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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.