Home / 139,793.20-209,514.93-110,093.74

Finding the Fourth Proportional to 139,793.20, 209,514.93 and 110,093.74

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Solution

The fourth proportional to 139,793.20, 209,514.93 and 110,093.74 is: 165,002.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,793.20 : 209,514.93 = 110,093.74 : x
  2. Step 2: Convert to fraction form
    139,793.20/209,514.93 = 110,093.74/x
  3. Step 3: Cross multiply
    139,793.20x = 209,514.93 × 110,093.74
  4. Step 4: Simplify right side
    139,793.20x = 23,066,282,229.54
  5. Step 5: Solve for x
    x = 23,066,282,229.54/139,793.20
  6. Step 6: Final answer
    x = 165,002.89

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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.