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Finding the Fourth Proportional to 175.56, 241.56 and 140.46

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Solution

The fourth proportional to 175.56, 241.56 and 140.46 is: 193.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.56 : 241.56 = 140.46 : x
  2. Step 2: Convert to fraction form
    175.56/241.56 = 140.46/x
  3. Step 3: Cross multiply
    175.56x = 241.56 × 140.46
  4. Step 4: Simplify right side
    175.56x = 33,929.52
  5. Step 5: Solve for x
    x = 33,929.52/175.56
  6. Step 6: Final answer
    x = 193.26

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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.