Home / 299,837.20-449,703.96-112,850.32

Finding the Fourth Proportional to 299,837.20, 449,703.96 and 112,850.32

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Solution

The fourth proportional to 299,837.20, 449,703.96 and 112,850.32 is: 169,255.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,837.20 : 449,703.96 = 112,850.32 : x
  2. Step 2: Convert to fraction form
    299,837.20/449,703.96 = 112,850.32/x
  3. Step 3: Cross multiply
    299,837.20x = 449,703.96 × 112,850.32
  4. Step 4: Simplify right side
    299,837.20x = 50,749,235,791.27
  5. Step 5: Solve for x
    x = 50,749,235,791.27/299,837.20
  6. Step 6: Final answer
    x = 169,255.97

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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.