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Finding the Fourth Proportional to 246.02, 339.52 and 141.13

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Solution

The fourth proportional to 246.02, 339.52 and 141.13 is: 194.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.02 : 339.52 = 141.13 : x
  2. Step 2: Convert to fraction form
    246.02/339.52 = 141.13/x
  3. Step 3: Cross multiply
    246.02x = 339.52 × 141.13
  4. Step 4: Simplify right side
    246.02x = 47,914.76
  5. Step 5: Solve for x
    x = 47,914.76/246.02
  6. Step 6: Final answer
    x = 194.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.