Home / 139,162.92-208,743.66-33,982.44

Finding the Fourth Proportional to 139,162.92, 208,743.66 and 33,982.44

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Solution

The fourth proportional to 139,162.92, 208,743.66 and 33,982.44 is: 50,973.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,162.92 : 208,743.66 = 33,982.44 : x
  2. Step 2: Convert to fraction form
    139,162.92/208,743.66 = 33,982.44/x
  3. Step 3: Cross multiply
    139,162.92x = 208,743.66 × 33,982.44
  4. Step 4: Simplify right side
    139,162.92x = 7,093,618,901.33
  5. Step 5: Solve for x
    x = 7,093,618,901.33/139,162.92
  6. Step 6: Final answer
    x = 50,973.48

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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.