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Finding the Fourth Proportional to 165.27, 227.82 and 116.01

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Solution

The fourth proportional to 165.27, 227.82 and 116.01 is: 159.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    165.27 : 227.82 = 116.01 : x
  2. Step 2: Convert to fraction form
    165.27/227.82 = 116.01/x
  3. Step 3: Cross multiply
    165.27x = 227.82 × 116.01
  4. Step 4: Simplify right side
    165.27x = 26,429.40
  5. Step 5: Solve for x
    x = 26,429.40/165.27
  6. Step 6: Final answer
    x = 159.92

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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.