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Finding the Fourth Proportional to 197.73, 297.63 and 152.37

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Solution

The fourth proportional to 197.73, 297.63 and 152.37 is: 229.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.73 : 297.63 = 152.37 : x
  2. Step 2: Convert to fraction form
    197.73/297.63 = 152.37/x
  3. Step 3: Cross multiply
    197.73x = 297.63 × 152.37
  4. Step 4: Simplify right side
    197.73x = 45,349.88
  5. Step 5: Solve for x
    x = 45,349.88/197.73
  6. Step 6: Final answer
    x = 229.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.