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Finding the Fourth Proportional to 80,356.20, 110,890.94 and 44,057.22

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Solution

The fourth proportional to 80,356.20, 110,890.94 and 44,057.22 is: 60,798.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,356.20 : 110,890.94 = 44,057.22 : x
  2. Step 2: Convert to fraction form
    80,356.20/110,890.94 = 44,057.22/x
  3. Step 3: Cross multiply
    80,356.20x = 110,890.94 × 44,057.22
  4. Step 4: Simplify right side
    80,356.20x = 4,885,546,539.59
  5. Step 5: Solve for x
    x = 4,885,546,539.59/80,356.20
  6. Step 6: Final answer
    x = 60,798.63

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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.