Home / 80,414.16-110,898.90-50,202.28

Finding the Fourth Proportional to 80,414.16, 110,898.90 and 50,202.28

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Solution

The fourth proportional to 80,414.16, 110,898.90 and 50,202.28 is: 69,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,414.16 : 110,898.90 = 50,202.28 : x
  2. Step 2: Convert to fraction form
    80,414.16/110,898.90 = 50,202.28/x
  3. Step 3: Cross multiply
    80,414.16x = 110,898.90 × 50,202.28
  4. Step 4: Simplify right side
    80,414.16x = 5,567,377,629.49
  5. Step 5: Solve for x
    x = 5,567,377,629.49/80,414.16
  6. Step 6: Final answer
    x = 69,233.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.