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Finding the Fourth Proportional to 80,266.82, 110,768.24 and 43,968.43

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Solution

The fourth proportional to 80,266.82, 110,768.24 and 43,968.43 is: 60,676.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,266.82 : 110,768.24 = 43,968.43 : x
  2. Step 2: Convert to fraction form
    80,266.82/110,768.24 = 43,968.43/x
  3. Step 3: Cross multiply
    80,266.82x = 110,768.24 × 43,968.43
  4. Step 4: Simplify right side
    80,266.82x = 4,870,305,606.66
  5. Step 5: Solve for x
    x = 4,870,305,606.66/80,266.82
  6. Step 6: Final answer
    x = 60,676.45

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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.