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Finding the Fourth Proportional to 183.57, 275.54 and 182.72

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Solution

The fourth proportional to 183.57, 275.54 and 182.72 is: 274.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.57 : 275.54 = 182.72 : x
  2. Step 2: Convert to fraction form
    183.57/275.54 = 182.72/x
  3. Step 3: Cross multiply
    183.57x = 275.54 × 182.72
  4. Step 4: Simplify right side
    183.57x = 50,344.38
  5. Step 5: Solve for x
    x = 50,344.38/183.57
  6. Step 6: Final answer
    x = 274.25

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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.