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Finding the Fourth Proportional to 192.42, 266.76 and 182.03

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Solution

The fourth proportional to 192.42, 266.76 and 182.03 is: 252.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    192.42 : 266.76 = 182.03 : x
  2. Step 2: Convert to fraction form
    192.42/266.76 = 182.03/x
  3. Step 3: Cross multiply
    192.42x = 266.76 × 182.03
  4. Step 4: Simplify right side
    192.42x = 48,556.99
  5. Step 5: Solve for x
    x = 48,556.99/192.42
  6. Step 6: Final answer
    x = 252.35

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.