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Finding the Fourth Proportional to 175.23, 241.83 and 105.37

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Solution

The fourth proportional to 175.23, 241.83 and 105.37 is: 145.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.23 : 241.83 = 105.37 : x
  2. Step 2: Convert to fraction form
    175.23/241.83 = 105.37/x
  3. Step 3: Cross multiply
    175.23x = 241.83 × 105.37
  4. Step 4: Simplify right side
    175.23x = 25,481.02
  5. Step 5: Solve for x
    x = 25,481.02/175.23
  6. Step 6: Final answer
    x = 145.41

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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.