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Finding the Fourth Proportional to 271.03, 374.08 and 192.36

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Solution

The fourth proportional to 271.03, 374.08 and 192.36 is: 265.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.03 : 374.08 = 192.36 : x
  2. Step 2: Convert to fraction form
    271.03/374.08 = 192.36/x
  3. Step 3: Cross multiply
    271.03x = 374.08 × 192.36
  4. Step 4: Simplify right side
    271.03x = 71,958.03
  5. Step 5: Solve for x
    x = 71,958.03/271.03
  6. Step 6: Final answer
    x = 265.50

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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.