Home / 185,610.89-278,226.09-73,245.67

Finding the Fourth Proportional to 185,610.89, 278,226.09 and 73,245.67

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Solution

The fourth proportional to 185,610.89, 278,226.09 and 73,245.67 is: 109,793.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,610.89 : 278,226.09 = 73,245.67 : x
  2. Step 2: Convert to fraction form
    185,610.89/278,226.09 = 73,245.67/x
  3. Step 3: Cross multiply
    185,610.89x = 278,226.09 × 73,245.67
  4. Step 4: Simplify right side
    185,610.89x = 20,378,855,677.97
  5. Step 5: Solve for x
    x = 20,378,855,677.97/185,610.89
  6. Step 6: Final answer
    x = 109,793.43

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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.