Home / 220,832.48-331,202.28-71,086.16

Finding the Fourth Proportional to 220,832.48, 331,202.28 and 71,086.16

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Solution

The fourth proportional to 220,832.48, 331,202.28 and 71,086.16 is: 106,614.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,832.48 : 331,202.28 = 71,086.16 : x
  2. Step 2: Convert to fraction form
    220,832.48/331,202.28 = 71,086.16/x
  3. Step 3: Cross multiply
    220,832.48x = 331,202.28 × 71,086.16
  4. Step 4: Simplify right side
    220,832.48x = 23,543,898,268.44
  5. Step 5: Solve for x
    x = 23,543,898,268.44/220,832.48
  6. Step 6: Final answer
    x = 106,614.29

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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.