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Finding the Fourth Proportional to 199.60, 275.37 and 182.59

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Solution

The fourth proportional to 199.60, 275.37 and 182.59 is: 251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199.60 : 275.37 = 182.59 : x
  2. Step 2: Convert to fraction form
    199.60/275.37 = 182.59/x
  3. Step 3: Cross multiply
    199.60x = 275.37 × 182.59
  4. Step 4: Simplify right side
    199.60x = 50,279.81
  5. Step 5: Solve for x
    x = 50,279.81/199.60
  6. Step 6: Final answer
    x = 251.90

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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.