Home / 80,231.07-110,718.89-43,934.81

Finding the Fourth Proportional to 80,231.07, 110,718.89 and 43,934.81

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Solution

The fourth proportional to 80,231.07, 110,718.89 and 43,934.81 is: 60,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,231.07 : 110,718.89 = 43,934.81 : x
  2. Step 2: Convert to fraction form
    80,231.07/110,718.89 = 43,934.81/x
  3. Step 3: Cross multiply
    80,231.07x = 110,718.89 × 43,934.81
  4. Step 4: Simplify right side
    80,231.07x = 4,864,412,622.29
  5. Step 5: Solve for x
    x = 4,864,412,622.29/80,231.07
  6. Step 6: Final answer
    x = 60,630.04

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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.