Home / 135,315.96-202,993.38-41,829

Finding the Fourth Proportional to 135,315.96, 202,993.38 and 41,829

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Solution

The fourth proportional to 135,315.96, 202,993.38 and 41,829 is: 62,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,315.96 : 202,993.38 = 41,829 : x
  2. Step 2: Convert to fraction form
    135,315.96/202,993.38 = 41,829/x
  3. Step 3: Cross multiply
    135,315.96x = 202,993.38 × 41,829
  4. Step 4: Simplify right side
    135,315.96x = 8,491,010,092.02
  5. Step 5: Solve for x
    x = 8,491,010,092.02/135,315.96
  6. Step 6: Final answer
    x = 62,749.51

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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.