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Finding the Fourth Proportional to 193.04, 264.94 and 171.84

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Solution

The fourth proportional to 193.04, 264.94 and 171.84 is: 235.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.04 : 264.94 = 171.84 : x
  2. Step 2: Convert to fraction form
    193.04/264.94 = 171.84/x
  3. Step 3: Cross multiply
    193.04x = 264.94 × 171.84
  4. Step 4: Simplify right side
    193.04x = 45,527.29
  5. Step 5: Solve for x
    x = 45,527.29/193.04
  6. Step 6: Final answer
    x = 235.84

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.