Home / 49,993.80-74,906.46-30,211.98

Finding the Fourth Proportional to 49,993.80, 74,906.46 and 30,211.98

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Solution

The fourth proportional to 49,993.80, 74,906.46 and 30,211.98 is: 45,267.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,993.80 : 74,906.46 = 30,211.98 : x
  2. Step 2: Convert to fraction form
    49,993.80/74,906.46 = 30,211.98/x
  3. Step 3: Cross multiply
    49,993.80x = 74,906.46 × 30,211.98
  4. Step 4: Simplify right side
    49,993.80x = 2,263,072,471.39
  5. Step 5: Solve for x
    x = 2,263,072,471.39/49,993.80
  6. Step 6: Final answer
    x = 45,267.06

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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.