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Finding the Fourth Proportional to 197.00, 295.47 and 52.69

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Solution

The fourth proportional to 197.00, 295.47 and 52.69 is: 79.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    197.00 : 295.47 = 52.69 : x
  2. Step 2: Convert to fraction form
    197.00/295.47 = 52.69/x
  3. Step 3: Cross multiply
    197.00x = 295.47 × 52.69
  4. Step 4: Simplify right side
    197.00x = 15,567.58
  5. Step 5: Solve for x
    x = 15,567.58/197.00
  6. Step 6: Final answer
    x = 79.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.