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Finding the Fourth Proportional to 195.54, 292.01 and 188.92

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Solution

The fourth proportional to 195.54, 292.01 and 188.92 is: 282.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    195.54 : 292.01 = 188.92 : x
  2. Step 2: Convert to fraction form
    195.54/292.01 = 188.92/x
  3. Step 3: Cross multiply
    195.54x = 292.01 × 188.92
  4. Step 4: Simplify right side
    195.54x = 55,166.53
  5. Step 5: Solve for x
    x = 55,166.53/195.54
  6. Step 6: Final answer
    x = 282.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.