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Finding the Fourth Proportional to 181.23, 250.08 and 107.59

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Solution

The fourth proportional to 181.23, 250.08 and 107.59 is: 148.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.23 : 250.08 = 107.59 : x
  2. Step 2: Convert to fraction form
    181.23/250.08 = 107.59/x
  3. Step 3: Cross multiply
    181.23x = 250.08 × 107.59
  4. Step 4: Simplify right side
    181.23x = 26,906.11
  5. Step 5: Solve for x
    x = 26,906.11/181.23
  6. Step 6: Final answer
    x = 148.46

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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.