Home / 80,701.74-111,355.56-44,891.64

Finding the Fourth Proportional to 80,701.74, 111,355.56 and 44,891.64

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Solution

The fourth proportional to 80,701.74, 111,355.56 and 44,891.64 is: 61,943.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,701.74 : 111,355.56 = 44,891.64 : x
  2. Step 2: Convert to fraction form
    80,701.74/111,355.56 = 44,891.64/x
  3. Step 3: Cross multiply
    80,701.74x = 111,355.56 × 44,891.64
  4. Step 4: Simplify right side
    80,701.74x = 4,998,933,711.52
  5. Step 5: Solve for x
    x = 4,998,933,711.52/80,701.74
  6. Step 6: Final answer
    x = 61,943.32

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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.