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Finding the Fourth Proportional to 195,855.94, 270,363.87 and 132,279.85

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Solution

The fourth proportional to 195,855.94, 270,363.87 and 132,279.85 is: 182,602.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,855.94 : 270,363.87 = 132,279.85 : x
  2. Step 2: Convert to fraction form
    195,855.94/270,363.87 = 132,279.85/x
  3. Step 3: Cross multiply
    195,855.94x = 270,363.87 × 132,279.85
  4. Step 4: Simplify right side
    195,855.94x = 35,763,692,169.02
  5. Step 5: Solve for x
    x = 35,763,692,169.02/195,855.94
  6. Step 6: Final answer
    x = 182,602.03

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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.