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Finding the Fourth Proportional to 80,370.37, 110,910.57 and 44,560.39

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Solution

The fourth proportional to 80,370.37, 110,910.57 and 44,560.39 is: 61,493.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,370.37 : 110,910.57 = 44,560.39 : x
  2. Step 2: Convert to fraction form
    80,370.37/110,910.57 = 44,560.39/x
  3. Step 3: Cross multiply
    80,370.37x = 110,910.57 × 44,560.39
  4. Step 4: Simplify right side
    80,370.37x = 4,942,217,699.77
  5. Step 5: Solve for x
    x = 4,942,217,699.77/80,370.37
  6. Step 6: Final answer
    x = 61,493.04

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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.