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Finding the Fourth Proportional to 195.60, 269.94 and 133.50

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Solution

The fourth proportional to 195.60, 269.94 and 133.50 is: 184.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.60 : 269.94 = 133.50 : x
  2. Step 2: Convert to fraction form
    195.60/269.94 = 133.50/x
  3. Step 3: Cross multiply
    195.60x = 269.94 × 133.50
  4. Step 4: Simplify right side
    195.60x = 36,036.99
  5. Step 5: Solve for x
    x = 36,036.99/195.60
  6. Step 6: Final answer
    x = 184.24

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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.