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Finding the Fourth Proportional to 246.11, 368.37 and 188.55

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Solution

The fourth proportional to 246.11, 368.37 and 188.55 is: 282.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.11 : 368.37 = 188.55 : x
  2. Step 2: Convert to fraction form
    246.11/368.37 = 188.55/x
  3. Step 3: Cross multiply
    246.11x = 368.37 × 188.55
  4. Step 4: Simplify right side
    246.11x = 69,456.16
  5. Step 5: Solve for x
    x = 69,456.16/246.11
  6. Step 6: Final answer
    x = 282.22

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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.