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Finding the Fourth Proportional to 80,229.77, 110,718.77 and 43,932.74

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Solution

The fourth proportional to 80,229.77, 110,718.77 and 43,932.74 is: 60,628.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,229.77 : 110,718.77 = 43,932.74 : x
  2. Step 2: Convert to fraction form
    80,229.77/110,718.77 = 43,932.74/x
  3. Step 3: Cross multiply
    80,229.77x = 110,718.77 × 43,932.74
  4. Step 4: Simplify right side
    80,229.77x = 4,864,178,473.67
  5. Step 5: Solve for x
    x = 4,864,178,473.67/80,229.77
  6. Step 6: Final answer
    x = 60,628.10

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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.