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Finding the Fourth Proportional to 164.07, 226.22 and 132.87

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Solution

The fourth proportional to 164.07, 226.22 and 132.87 is: 183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.07 : 226.22 = 132.87 : x
  2. Step 2: Convert to fraction form
    164.07/226.22 = 132.87/x
  3. Step 3: Cross multiply
    164.07x = 226.22 × 132.87
  4. Step 4: Simplify right side
    164.07x = 30,057.19
  5. Step 5: Solve for x
    x = 30,057.19/164.07
  6. Step 6: Final answer
    x = 183.20

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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.