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Finding the Fourth Proportional to 240,939.40, 361,754.70 and 182,187.40

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Solution

The fourth proportional to 240,939.40, 361,754.70 and 182,187.40 is: 273,542.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,939.40 : 361,754.70 = 182,187.40 : x
  2. Step 2: Convert to fraction form
    240,939.40/361,754.70 = 182,187.40/x
  3. Step 3: Cross multiply
    240,939.40x = 361,754.70 × 182,187.40
  4. Step 4: Simplify right side
    240,939.40x = 65,907,148,230.78
  5. Step 5: Solve for x
    x = 65,907,148,230.78/240,939.40
  6. Step 6: Final answer
    x = 273,542.43

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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.