Home / 80,581.14-111,202.30-44,772.66

Finding the Fourth Proportional to 80,581.14, 111,202.30 and 44,772.66

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Solution

The fourth proportional to 80,581.14, 111,202.30 and 44,772.66 is: 61,786.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,581.14 : 111,202.30 = 44,772.66 : x
  2. Step 2: Convert to fraction form
    80,581.14/111,202.30 = 44,772.66/x
  3. Step 3: Cross multiply
    80,581.14x = 111,202.30 × 44,772.66
  4. Step 4: Simplify right side
    80,581.14x = 4,978,822,825.08
  5. Step 5: Solve for x
    x = 4,978,822,825.08/80,581.14
  6. Step 6: Final answer
    x = 61,786.45

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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.