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Finding the Fourth Proportional to 164.44, 226.83 and 106.22

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Solution

The fourth proportional to 164.44, 226.83 and 106.22 is: 146.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.44 : 226.83 = 106.22 : x
  2. Step 2: Convert to fraction form
    164.44/226.83 = 106.22/x
  3. Step 3: Cross multiply
    164.44x = 226.83 × 106.22
  4. Step 4: Simplify right side
    164.44x = 24,094.85
  5. Step 5: Solve for x
    x = 24,094.85/164.44
  6. Step 6: Final answer
    x = 146.53

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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.