Home / 134,768.60-202,152.90-40,002.20

Finding the Fourth Proportional to 134,768.60, 202,152.90 and 40,002.20

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Solution

The fourth proportional to 134,768.60, 202,152.90 and 40,002.20 is: 60,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,768.60 : 202,152.90 = 40,002.20 : x
  2. Step 2: Convert to fraction form
    134,768.60/202,152.90 = 40,002.20/x
  3. Step 3: Cross multiply
    134,768.60x = 202,152.90 × 40,002.20
  4. Step 4: Simplify right side
    134,768.60x = 8,086,560,736.38
  5. Step 5: Solve for x
    x = 8,086,560,736.38/134,768.60
  6. Step 6: Final answer
    x = 60,003.30

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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.