Home / 140,813.97-211,219.13-34,198.80

Finding the Fourth Proportional to 140,813.97, 211,219.13 and 34,198.80

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Solution

The fourth proportional to 140,813.97, 211,219.13 and 34,198.80 is: 51,297.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,813.97 : 211,219.13 = 34,198.80 : x
  2. Step 2: Convert to fraction form
    140,813.97/211,219.13 = 34,198.80/x
  3. Step 3: Cross multiply
    140,813.97x = 211,219.13 × 34,198.80
  4. Step 4: Simplify right side
    140,813.97x = 7,223,440,612.05
  5. Step 5: Solve for x
    x = 7,223,440,612.05/140,813.97
  6. Step 6: Final answer
    x = 51,297.76

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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.