Home / 266,146.20-399,265.38-108,460.44

Finding the Fourth Proportional to 266,146.20, 399,265.38 and 108,460.44

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Solution

The fourth proportional to 266,146.20, 399,265.38 and 108,460.44 is: 162,709.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,146.20 : 399,265.38 = 108,460.44 : x
  2. Step 2: Convert to fraction form
    266,146.20/399,265.38 = 108,460.44/x
  3. Step 3: Cross multiply
    266,146.20x = 399,265.38 × 108,460.44
  4. Step 4: Simplify right side
    266,146.20x = 43,304,498,791.57
  5. Step 5: Solve for x
    x = 43,304,498,791.57/266,146.20
  6. Step 6: Final answer
    x = 162,709.44

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1.5x scale

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.