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Finding the Fourth Proportional to 246.68, 370.04 and 131.06

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Solution

The fourth proportional to 246.68, 370.04 and 131.06 is: 196.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.68 : 370.04 = 131.06 : x
  2. Step 2: Convert to fraction form
    246.68/370.04 = 131.06/x
  3. Step 3: Cross multiply
    246.68x = 370.04 × 131.06
  4. Step 4: Simplify right side
    246.68x = 48,494.94
  5. Step 5: Solve for x
    x = 48,494.94/246.68
  6. Step 6: Final answer
    x = 196.59

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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.