Home / 135,091.10-202,636.81-35,251.22

Finding the Fourth Proportional to 135,091.10, 202,636.81 and 35,251.22

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Solution

The fourth proportional to 135,091.10, 202,636.81 and 35,251.22 is: 52,876.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,091.10 : 202,636.81 = 35,251.22 : x
  2. Step 2: Convert to fraction form
    135,091.10/202,636.81 = 35,251.22/x
  3. Step 3: Cross multiply
    135,091.10x = 202,636.81 × 35,251.22
  4. Step 4: Simplify right side
    135,091.10x = 7,143,194,769.41
  5. Step 5: Solve for x
    x = 7,143,194,769.41/135,091.10
  6. Step 6: Final answer
    x = 52,876.87

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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.