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Finding the Fourth Proportional to 269.02, 371.14 and 164.06

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Solution

The fourth proportional to 269.02, 371.14 and 164.06 is: 226.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    269.02 : 371.14 = 164.06 : x
  2. Step 2: Convert to fraction form
    269.02/371.14 = 164.06/x
  3. Step 3: Cross multiply
    269.02x = 371.14 × 164.06
  4. Step 4: Simplify right side
    269.02x = 60,889.23
  5. Step 5: Solve for x
    x = 60,889.23/269.02
  6. Step 6: Final answer
    x = 226.34

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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.