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Finding the Fourth Proportional to 80,153, 110,616.26 and 44,825

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Solution

The fourth proportional to 80,153, 110,616.26 and 44,825 is: 61,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,153 : 110,616.26 = 44,825 : x
  2. Step 2: Convert to fraction form
    80,153/110,616.26 = 44,825/x
  3. Step 3: Cross multiply
    80,153x = 110,616.26 × 44,825
  4. Step 4: Simplify right side
    80,153x = 4,958,373,854.50
  5. Step 5: Solve for x
    x = 4,958,373,854.50/80,153
  6. Step 6: Final answer
    x = 61,861.36

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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.