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Finding the Fourth Proportional to 181.60, 250.59 and 107.93

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Solution

The fourth proportional to 181.60, 250.59 and 107.93 is: 148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    181.60 : 250.59 = 107.93 : x
  2. Step 2: Convert to fraction form
    181.60/250.59 = 107.93/x
  3. Step 3: Cross multiply
    181.60x = 250.59 × 107.93
  4. Step 4: Simplify right side
    181.60x = 27,046.18
  5. Step 5: Solve for x
    x = 27,046.18/181.60
  6. Step 6: Final answer
    x = 148.93

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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.