Home / 135,001.20-202,463.10-40,227.42

Finding the Fourth Proportional to 135,001.20, 202,463.10 and 40,227.42

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Solution

The fourth proportional to 135,001.20, 202,463.10 and 40,227.42 is: 60,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,001.20 : 202,463.10 = 40,227.42 : x
  2. Step 2: Convert to fraction form
    135,001.20/202,463.10 = 40,227.42/x
  3. Step 3: Cross multiply
    135,001.20x = 202,463.10 × 40,227.42
  4. Step 4: Simplify right side
    135,001.20x = 8,144,568,158.20
  5. Step 5: Solve for x
    x = 8,144,568,158.20/135,001.20
  6. Step 6: Final answer
    x = 60,329.60

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1.5x scale

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.