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Finding the Fourth Proportional to 293.87, 441.25 and 131.87

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Solution

The fourth proportional to 293.87, 441.25 and 131.87 is: 198.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.87 : 441.25 = 131.87 : x
  2. Step 2: Convert to fraction form
    293.87/441.25 = 131.87/x
  3. Step 3: Cross multiply
    293.87x = 441.25 × 131.87
  4. Step 4: Simplify right side
    293.87x = 58,188.41
  5. Step 5: Solve for x
    x = 58,188.41/293.87
  6. Step 6: Final answer
    x = 198.01

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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.