Home / 263,907.35-364,192.91-143,049.11

Finding the Fourth Proportional to 263,907.35, 364,192.91 and 143,049.11

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Solution

The fourth proportional to 263,907.35, 364,192.91 and 143,049.11 is: 197,408.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,907.35 : 364,192.91 = 143,049.11 : x
  2. Step 2: Convert to fraction form
    263,907.35/364,192.91 = 143,049.11/x
  3. Step 3: Cross multiply
    263,907.35x = 364,192.91 × 143,049.11
  4. Step 4: Simplify right side
    263,907.35x = 52,097,469,107.60
  5. Step 5: Solve for x
    x = 52,097,469,107.60/263,907.35
  6. Step 6: Final answer
    x = 197,408.18

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1.5x scale

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.