Home / 197.24-272.45-160.04

Finding the Fourth Proportional to 197.24, 272.45 and 160.04

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Solution

The fourth proportional to 197.24, 272.45 and 160.04 is: 221.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.24 : 272.45 = 160.04 : x
  2. Step 2: Convert to fraction form
    197.24/272.45 = 160.04/x
  3. Step 3: Cross multiply
    197.24x = 272.45 × 160.04
  4. Step 4: Simplify right side
    197.24x = 43,601.61
  5. Step 5: Solve for x
    x = 43,601.61/197.24
  6. Step 6: Final answer
    x = 221.06

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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.