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Finding the Fourth Proportional to 184.63, 254.64 and 119.23

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Solution

The fourth proportional to 184.63, 254.64 and 119.23 is: 164.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.63 : 254.64 = 119.23 : x
  2. Step 2: Convert to fraction form
    184.63/254.64 = 119.23/x
  3. Step 3: Cross multiply
    184.63x = 254.64 × 119.23
  4. Step 4: Simplify right side
    184.63x = 30,360.73
  5. Step 5: Solve for x
    x = 30,360.73/184.63
  6. Step 6: Final answer
    x = 164.44

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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.