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Finding the Fourth Proportional to 195, 290.44 and 184.72

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Solution

The fourth proportional to 195, 290.44 and 184.72 is: 275.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195 : 290.44 = 184.72 : x
  2. Step 2: Convert to fraction form
    195/290.44 = 184.72/x
  3. Step 3: Cross multiply
    195x = 290.44 × 184.72
  4. Step 4: Simplify right side
    195x = 53,650.08
  5. Step 5: Solve for x
    x = 53,650.08/195
  6. Step 6: Final answer
    x = 275.13

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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.