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Finding the Fourth Proportional to 80,212.08, 110,694.24 and 44,401.08

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Solution

The fourth proportional to 80,212.08, 110,694.24 and 44,401.08 is: 61,274.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,212.08 : 110,694.24 = 44,401.08 : x
  2. Step 2: Convert to fraction form
    80,212.08/110,694.24 = 44,401.08/x
  3. Step 3: Cross multiply
    80,212.08x = 110,694.24 × 44,401.08
  4. Step 4: Simplify right side
    80,212.08x = 4,914,943,805.78
  5. Step 5: Solve for x
    x = 4,914,943,805.78/80,212.08
  6. Step 6: Final answer
    x = 61,274.36

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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.