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Finding the Fourth Proportional to 195.00, 269.03 and 117.33

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Solution

The fourth proportional to 195.00, 269.03 and 117.33 is: 161.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.00 : 269.03 = 117.33 : x
  2. Step 2: Convert to fraction form
    195.00/269.03 = 117.33/x
  3. Step 3: Cross multiply
    195.00x = 269.03 × 117.33
  4. Step 4: Simplify right side
    195.00x = 31,563.36
  5. Step 5: Solve for x
    x = 31,563.36/195.00
  6. Step 6: Final answer
    x = 161.87

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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.