Home / 80,708.74-111,378.27-44,899

Finding the Fourth Proportional to 80,708.74, 111,378.27 and 44,899

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Solution

The fourth proportional to 80,708.74, 111,378.27 and 44,899 is: 61,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,708.74 : 111,378.27 = 44,899 : x
  2. Step 2: Convert to fraction form
    80,708.74/111,378.27 = 44,899/x
  3. Step 3: Cross multiply
    80,708.74x = 111,378.27 × 44,899
  4. Step 4: Simplify right side
    80,708.74x = 5,000,772,944.73
  5. Step 5: Solve for x
    x = 5,000,772,944.73/80,708.74
  6. Step 6: Final answer
    x = 61,960.74

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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.