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Finding the Fourth Proportional to 240,937.25, 361,165.23 and 161,042.49

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Solution

The fourth proportional to 240,937.25, 361,165.23 and 161,042.49 is: 241,402.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,937.25 : 361,165.23 = 161,042.49 : x
  2. Step 2: Convert to fraction form
    240,937.25/361,165.23 = 161,042.49/x
  3. Step 3: Cross multiply
    240,937.25x = 361,165.23 × 161,042.49
  4. Step 4: Simplify right side
    240,937.25x = 58,162,947,940.62
  5. Step 5: Solve for x
    x = 58,162,947,940.62/240,937.25
  6. Step 6: Final answer
    x = 241,402.89

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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.