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Finding the Fourth Proportional to 242,601, 334,789.38 and 141,999

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Solution

The fourth proportional to 242,601, 334,789.38 and 141,999 is: 195,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,601 : 334,789.38 = 141,999 : x
  2. Step 2: Convert to fraction form
    242,601/334,789.38 = 141,999/x
  3. Step 3: Cross multiply
    242,601x = 334,789.38 × 141,999
  4. Step 4: Simplify right side
    242,601x = 47,539,757,170.62
  5. Step 5: Solve for x
    x = 47,539,757,170.62/242,601
  6. Step 6: Final answer
    x = 195,958.62

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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.