Home / 80,409.22-110,892.08-50,197.34

Finding the Fourth Proportional to 80,409.22, 110,892.08 and 50,197.34

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Solution

The fourth proportional to 80,409.22, 110,892.08 and 50,197.34 is: 69,226.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,409.22 : 110,892.08 = 50,197.34 : x
  2. Step 2: Convert to fraction form
    80,409.22/110,892.08 = 50,197.34/x
  3. Step 3: Cross multiply
    80,409.22x = 110,892.08 × 50,197.34
  4. Step 4: Simplify right side
    80,409.22x = 5,566,486,637.62
  5. Step 5: Solve for x
    x = 5,566,486,637.62/80,409.22
  6. Step 6: Final answer
    x = 69,226.97

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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.