Home / 50,135.76-75,202.20-16,857.72

Finding the Fourth Proportional to 50,135.76, 75,202.20 and 16,857.72

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Solution

The fourth proportional to 50,135.76, 75,202.20 and 16,857.72 is: 25,286.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,135.76 : 75,202.20 = 16,857.72 : x
  2. Step 2: Convert to fraction form
    50,135.76/75,202.20 = 16,857.72/x
  3. Step 3: Cross multiply
    50,135.76x = 75,202.20 × 16,857.72
  4. Step 4: Simplify right side
    50,135.76x = 1,267,737,630.98
  5. Step 5: Solve for x
    x = 1,267,737,630.98/50,135.76
  6. Step 6: Final answer
    x = 25,286.10

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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.