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Finding the Fourth Proportional to 181.81, 250.54 and 179.54

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Solution

The fourth proportional to 181.81, 250.54 and 179.54 is: 247.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.81 : 250.54 = 179.54 : x
  2. Step 2: Convert to fraction form
    181.81/250.54 = 179.54/x
  3. Step 3: Cross multiply
    181.81x = 250.54 × 179.54
  4. Step 4: Simplify right side
    181.81x = 44,981.95
  5. Step 5: Solve for x
    x = 44,981.95/181.81
  6. Step 6: Final answer
    x = 247.41

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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.