Home / 201,067.70-301,771.65-82,823.90

Finding the Fourth Proportional to 201,067.70, 301,771.65 and 82,823.90

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Solution

The fourth proportional to 201,067.70, 301,771.65 and 82,823.90 is: 124,305.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,067.70 : 301,771.65 = 82,823.90 : x
  2. Step 2: Convert to fraction form
    201,067.70/301,771.65 = 82,823.90/x
  3. Step 3: Cross multiply
    201,067.70x = 301,771.65 × 82,823.90
  4. Step 4: Simplify right side
    201,067.70x = 24,993,904,962.44
  5. Step 5: Solve for x
    x = 24,993,904,962.44/201,067.70
  6. Step 6: Final answer
    x = 124,305.92

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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.