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Finding the Fourth Proportional to 195.72, 293.58 and 166.77

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Solution

The fourth proportional to 195.72, 293.58 and 166.77 is: 250.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.72 : 293.58 = 166.77 : x
  2. Step 2: Convert to fraction form
    195.72/293.58 = 166.77/x
  3. Step 3: Cross multiply
    195.72x = 293.58 × 166.77
  4. Step 4: Simplify right side
    195.72x = 48,960.34
  5. Step 5: Solve for x
    x = 48,960.34/195.72
  6. Step 6: Final answer
    x = 250.16

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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.