Home / 52,137.38-78,217.01-22,559.42

Finding the Fourth Proportional to 52,137.38, 78,217.01 and 22,559.42

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Solution

The fourth proportional to 52,137.38, 78,217.01 and 22,559.42 is: 33,843.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,137.38 : 78,217.01 = 22,559.42 : x
  2. Step 2: Convert to fraction form
    52,137.38/78,217.01 = 22,559.42/x
  3. Step 3: Cross multiply
    52,137.38x = 78,217.01 × 22,559.42
  4. Step 4: Simplify right side
    52,137.38x = 1,764,530,379.73
  5. Step 5: Solve for x
    x = 1,764,530,379.73/52,137.38
  6. Step 6: Final answer
    x = 33,843.86

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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.