Home / 80,236.29-110,727.82-43,939.27

Finding the Fourth Proportional to 80,236.29, 110,727.82 and 43,939.27

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Solution

The fourth proportional to 80,236.29, 110,727.82 and 43,939.27 is: 60,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,236.29 : 110,727.82 = 43,939.27 : x
  2. Step 2: Convert to fraction form
    80,236.29/110,727.82 = 43,939.27/x
  3. Step 3: Cross multiply
    80,236.29x = 110,727.82 × 43,939.27
  4. Step 4: Simplify right side
    80,236.29x = 4,865,299,579.49
  5. Step 5: Solve for x
    x = 4,865,299,579.49/80,236.29
  6. Step 6: Final answer
    x = 60,637.15

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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.