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Finding the Fourth Proportional to 225.67, 337.80 and 181.93

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Solution

The fourth proportional to 225.67, 337.80 and 181.93 is: 272.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    225.67 : 337.80 = 181.93 : x
  2. Step 2: Convert to fraction form
    225.67/337.80 = 181.93/x
  3. Step 3: Cross multiply
    225.67x = 337.80 × 181.93
  4. Step 4: Simplify right side
    225.67x = 61,455.95
  5. Step 5: Solve for x
    x = 61,455.95/225.67
  6. Step 6: Final answer
    x = 272.33

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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.