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Finding the Fourth Proportional to 164.01, 226.33 and 98.54

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Solution

The fourth proportional to 164.01, 226.33 and 98.54 is: 135.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.01 : 226.33 = 98.54 : x
  2. Step 2: Convert to fraction form
    164.01/226.33 = 98.54/x
  3. Step 3: Cross multiply
    164.01x = 226.33 × 98.54
  4. Step 4: Simplify right side
    164.01x = 22,302.56
  5. Step 5: Solve for x
    x = 22,302.56/164.01
  6. Step 6: Final answer
    x = 135.98

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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.