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Finding the Fourth Proportional to 195.37, 269.64 and 164.23

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Solution

The fourth proportional to 195.37, 269.64 and 164.23 is: 226.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.37 : 269.64 = 164.23 : x
  2. Step 2: Convert to fraction form
    195.37/269.64 = 164.23/x
  3. Step 3: Cross multiply
    195.37x = 269.64 × 164.23
  4. Step 4: Simplify right side
    195.37x = 44,282.98
  5. Step 5: Solve for x
    x = 44,282.98/195.37
  6. Step 6: Final answer
    x = 226.66

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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.