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Finding the Fourth Proportional to 80,080.69, 110,501.74 and 44,265.80

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Solution

The fourth proportional to 80,080.69, 110,501.74 and 44,265.80 is: 61,081.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,080.69 : 110,501.74 = 44,265.80 : x
  2. Step 2: Convert to fraction form
    80,080.69/110,501.74 = 44,265.80/x
  3. Step 3: Cross multiply
    80,080.69x = 110,501.74 × 44,265.80
  4. Step 4: Simplify right side
    80,080.69x = 4,891,447,922.49
  5. Step 5: Solve for x
    x = 4,891,447,922.49/80,080.69
  6. Step 6: Final answer
    x = 61,081.49

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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.