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Finding the Fourth Proportional to 246.13, 368.84 and 177.61

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Solution

The fourth proportional to 246.13, 368.84 and 177.61 is: 266.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.13 : 368.84 = 177.61 : x
  2. Step 2: Convert to fraction form
    246.13/368.84 = 177.61/x
  3. Step 3: Cross multiply
    246.13x = 368.84 × 177.61
  4. Step 4: Simplify right side
    246.13x = 65,508.78
  5. Step 5: Solve for x
    x = 65,508.78/246.13
  6. Step 6: Final answer
    x = 266.16

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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.