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Finding the Fourth Proportional to 80,287.54, 110,797.61 and 44,478.32

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Solution

The fourth proportional to 80,287.54, 110,797.61 and 44,478.32 is: 61,380.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,287.54 : 110,797.61 = 44,478.32 : x
  2. Step 2: Convert to fraction form
    80,287.54/110,797.61 = 44,478.32/x
  3. Step 3: Cross multiply
    80,287.54x = 110,797.61 × 44,478.32
  4. Step 4: Simplify right side
    80,287.54x = 4,928,090,776.44
  5. Step 5: Solve for x
    x = 4,928,090,776.44/80,287.54
  6. Step 6: Final answer
    x = 61,380.52

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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.