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Finding the Fourth Proportional to 184.68, 277.09 and 107.63

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Solution

The fourth proportional to 184.68, 277.09 and 107.63 is: 161.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.68 : 277.09 = 107.63 : x
  2. Step 2: Convert to fraction form
    184.68/277.09 = 107.63/x
  3. Step 3: Cross multiply
    184.68x = 277.09 × 107.63
  4. Step 4: Simplify right side
    184.68x = 29,822.58
  5. Step 5: Solve for x
    x = 29,822.58/184.68
  6. Step 6: Final answer
    x = 161.48

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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.