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Finding the Fourth Proportional to 182.37, 251.51 and 149.56

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Solution

The fourth proportional to 182.37, 251.51 and 149.56 is: 206.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.37 : 251.51 = 149.56 : x
  2. Step 2: Convert to fraction form
    182.37/251.51 = 149.56/x
  3. Step 3: Cross multiply
    182.37x = 251.51 × 149.56
  4. Step 4: Simplify right side
    182.37x = 37,615.84
  5. Step 5: Solve for x
    x = 37,615.84/182.37
  6. Step 6: Final answer
    x = 206.27

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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.