Home / 135,004.20-202,467.60-40,230.42

Finding the Fourth Proportional to 135,004.20, 202,467.60 and 40,230.42

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Solution

The fourth proportional to 135,004.20, 202,467.60 and 40,230.42 is: 60,334.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,004.20 : 202,467.60 = 40,230.42 : x
  2. Step 2: Convert to fraction form
    135,004.20/202,467.60 = 40,230.42/x
  3. Step 3: Cross multiply
    135,004.20x = 202,467.60 × 40,230.42
  4. Step 4: Simplify right side
    135,004.20x = 8,145,356,584.39
  5. Step 5: Solve for x
    x = 8,145,356,584.39/135,004.20
  6. Step 6: Final answer
    x = 60,334.10

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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.