Home / 135,191.46-202,789.89-41,697.21

Finding the Fourth Proportional to 135,191.46, 202,789.89 and 41,697.21

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Solution

The fourth proportional to 135,191.46, 202,789.89 and 41,697.21 is: 62,546.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,191.46 : 202,789.89 = 41,697.21 : x
  2. Step 2: Convert to fraction form
    135,191.46/202,789.89 = 41,697.21/x
  3. Step 3: Cross multiply
    135,191.46x = 202,789.89 × 41,697.21
  4. Step 4: Simplify right side
    135,191.46x = 8,455,772,629.21
  5. Step 5: Solve for x
    x = 8,455,772,629.21/135,191.46
  6. Step 6: Final answer
    x = 62,546.65

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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.