Home / 200,226.86-276,309.33-109,580.98

Finding the Fourth Proportional to 200,226.86, 276,309.33 and 109,580.98

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Solution

The fourth proportional to 200,226.86, 276,309.33 and 109,580.98 is: 151,219.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,226.86 : 276,309.33 = 109,580.98 : x
  2. Step 2: Convert to fraction form
    200,226.86/276,309.33 = 109,580.98/x
  3. Step 3: Cross multiply
    200,226.86x = 276,309.33 × 109,580.98
  4. Step 4: Simplify right side
    200,226.86x = 30,278,247,164.54
  5. Step 5: Solve for x
    x = 30,278,247,164.54/200,226.86
  6. Step 6: Final answer
    x = 151,219.71

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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.