Home / 80,412.16-110,896.14-50,200.28

Finding the Fourth Proportional to 80,412.16, 110,896.14 and 50,200.28

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Solution

The fourth proportional to 80,412.16, 110,896.14 and 50,200.28 is: 69,231.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,412.16 : 110,896.14 = 50,200.28 : x
  2. Step 2: Convert to fraction form
    80,412.16/110,896.14 = 50,200.28/x
  3. Step 3: Cross multiply
    80,412.16x = 110,896.14 × 50,200.28
  4. Step 4: Simplify right side
    80,412.16x = 5,567,017,278.92
  5. Step 5: Solve for x
    x = 5,567,017,278.92/80,412.16
  6. Step 6: Final answer
    x = 69,231.04

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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.