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Finding the Fourth Proportional to 164.29, 246.48 and 95.69

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Solution

The fourth proportional to 164.29, 246.48 and 95.69 is: 143.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.29 : 246.48 = 95.69 : x
  2. Step 2: Convert to fraction form
    164.29/246.48 = 95.69/x
  3. Step 3: Cross multiply
    164.29x = 246.48 × 95.69
  4. Step 4: Simplify right side
    164.29x = 23,584.44
  5. Step 5: Solve for x
    x = 23,584.44/164.29
  6. Step 6: Final answer
    x = 143.56

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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.