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Finding the Fourth Proportional to 184.92, 277.68 and 181.68

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Solution

The fourth proportional to 184.92, 277.68 and 181.68 is: 272.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.92 : 277.68 = 181.68 : x
  2. Step 2: Convert to fraction form
    184.92/277.68 = 181.68/x
  3. Step 3: Cross multiply
    184.92x = 277.68 × 181.68
  4. Step 4: Simplify right side
    184.92x = 50,448.90
  5. Step 5: Solve for x
    x = 50,448.90/184.92
  6. Step 6: Final answer
    x = 272.81

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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.