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Finding the Fourth Proportional to 80,182.49, 110,664.26 and 45,727.29

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Solution

The fourth proportional to 80,182.49, 110,664.26 and 45,727.29 is: 63,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,182.49 : 110,664.26 = 45,727.29 : x
  2. Step 2: Convert to fraction form
    80,182.49/110,664.26 = 45,727.29/x
  3. Step 3: Cross multiply
    80,182.49x = 110,664.26 × 45,727.29
  4. Step 4: Simplify right side
    80,182.49x = 5,060,377,020.17
  5. Step 5: Solve for x
    x = 5,060,377,020.17/80,182.49
  6. Step 6: Final answer
    x = 63,110.75

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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.