Home / 139,944.70-209,742.09-110,245.24

Finding the Fourth Proportional to 139,944.70, 209,742.09 and 110,245.24

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Solution

The fourth proportional to 139,944.70, 209,742.09 and 110,245.24 is: 165,230.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,944.70 : 209,742.09 = 110,245.24 : x
  2. Step 2: Convert to fraction form
    139,944.70/209,742.09 = 110,245.24/x
  3. Step 3: Cross multiply
    139,944.70x = 209,742.09 × 110,245.24
  4. Step 4: Simplify right side
    139,944.70x = 23,123,067,050.15
  5. Step 5: Solve for x
    x = 23,123,067,050.15/139,944.70
  6. Step 6: Final answer
    x = 165,230.03

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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.