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Finding the Fourth Proportional to 175.68, 241.62 and 160.20

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Solution

The fourth proportional to 175.68, 241.62 and 160.20 is: 220.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    175.68 : 241.62 = 160.20 : x
  2. Step 2: Convert to fraction form
    175.68/241.62 = 160.20/x
  3. Step 3: Cross multiply
    175.68x = 241.62 × 160.20
  4. Step 4: Simplify right side
    175.68x = 38,707.52
  5. Step 5: Solve for x
    x = 38,707.52/175.68
  6. Step 6: Final answer
    x = 220.33

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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.