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Finding the Fourth Proportional to 193.32, 289.44 and 160.92

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Solution

The fourth proportional to 193.32, 289.44 and 160.92 is: 240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.32 : 289.44 = 160.92 : x
  2. Step 2: Convert to fraction form
    193.32/289.44 = 160.92/x
  3. Step 3: Cross multiply
    193.32x = 289.44 × 160.92
  4. Step 4: Simplify right side
    193.32x = 46,576.68
  5. Step 5: Solve for x
    x = 46,576.68/193.32
  6. Step 6: Final answer
    x = 240.93

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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.