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Finding the Fourth Proportional to 80,383.36, 110,930.22 and 44,088.28

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Solution

The fourth proportional to 80,383.36, 110,930.22 and 44,088.28 is: 60,842.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,383.36 : 110,930.22 = 44,088.28 : x
  2. Step 2: Convert to fraction form
    80,383.36/110,930.22 = 44,088.28/x
  3. Step 3: Cross multiply
    80,383.36x = 110,930.22 × 44,088.28
  4. Step 4: Simplify right side
    80,383.36x = 4,890,722,599.82
  5. Step 5: Solve for x
    x = 4,890,722,599.82/80,383.36
  6. Step 6: Final answer
    x = 60,842.48

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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.