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Finding the Fourth Proportional to 164.06, 246.01 and 61.33

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Solution

The fourth proportional to 164.06, 246.01 and 61.33 is: 91.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.06 : 246.01 = 61.33 : x
  2. Step 2: Convert to fraction form
    164.06/246.01 = 61.33/x
  3. Step 3: Cross multiply
    164.06x = 246.01 × 61.33
  4. Step 4: Simplify right side
    164.06x = 15,087.79
  5. Step 5: Solve for x
    x = 15,087.79/164.06
  6. Step 6: Final answer
    x = 91.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.