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Finding the Fourth Proportional to 246.66, 369.44 and 124.74

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Solution

The fourth proportional to 246.66, 369.44 and 124.74 is: 186.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.66 : 369.44 = 124.74 : x
  2. Step 2: Convert to fraction form
    246.66/369.44 = 124.74/x
  3. Step 3: Cross multiply
    246.66x = 369.44 × 124.74
  4. Step 4: Simplify right side
    246.66x = 46,083.95
  5. Step 5: Solve for x
    x = 46,083.95/246.66
  6. Step 6: Final answer
    x = 186.83

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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.