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Finding the Fourth Proportional to 193.73, 267.58 and 192.38

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Solution

The fourth proportional to 193.73, 267.58 and 192.38 is: 265.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.73 : 267.58 = 192.38 : x
  2. Step 2: Convert to fraction form
    193.73/267.58 = 192.38/x
  3. Step 3: Cross multiply
    193.73x = 267.58 × 192.38
  4. Step 4: Simplify right side
    193.73x = 51,477.04
  5. Step 5: Solve for x
    x = 51,477.04/193.73
  6. Step 6: Final answer
    x = 265.72

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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.