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Finding the Fourth Proportional to 80,382.89, 110,927.94 and 44,578.19

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Solution

The fourth proportional to 80,382.89, 110,927.94 and 44,578.19 is: 61,517.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,382.89 : 110,927.94 = 44,578.19 : x
  2. Step 2: Convert to fraction form
    80,382.89/110,927.94 = 44,578.19/x
  3. Step 3: Cross multiply
    80,382.89x = 110,927.94 × 44,578.19
  4. Step 4: Simplify right side
    80,382.89x = 4,944,966,785.63
  5. Step 5: Solve for x
    x = 4,944,966,785.63/80,382.89
  6. Step 6: Final answer
    x = 61,517.65

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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.