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Finding the Fourth Proportional to 80,069.75, 110,496.29 and 44,259.76

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Solution

The fourth proportional to 80,069.75, 110,496.29 and 44,259.76 is: 61,078.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,069.75 : 110,496.29 = 44,259.76 : x
  2. Step 2: Convert to fraction form
    80,069.75/110,496.29 = 44,259.76/x
  3. Step 3: Cross multiply
    80,069.75x = 110,496.29 × 44,259.76
  4. Step 4: Simplify right side
    80,069.75x = 4,890,538,778.75
  5. Step 5: Solve for x
    x = 4,890,538,778.75/80,069.75
  6. Step 6: Final answer
    x = 61,078.48

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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.