Home / 140,813.47-211,218.38-34,198.30

Finding the Fourth Proportional to 140,813.47, 211,218.38 and 34,198.30

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Solution

The fourth proportional to 140,813.47, 211,218.38 and 34,198.30 is: 51,297.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,813.47 : 211,218.38 = 34,198.30 : x
  2. Step 2: Convert to fraction form
    140,813.47/211,218.38 = 34,198.30/x
  3. Step 3: Cross multiply
    140,813.47x = 211,218.38 × 34,198.30
  4. Step 4: Simplify right side
    140,813.47x = 7,223,309,524.75
  5. Step 5: Solve for x
    x = 7,223,309,524.75/140,813.47
  6. Step 6: Final answer
    x = 51,297.01

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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.