Home / 80,606.26-111,239.34-44,797.78

Finding the Fourth Proportional to 80,606.26, 111,239.34 and 44,797.78

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Solution

The fourth proportional to 80,606.26, 111,239.34 and 44,797.78 is: 61,822.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,606.26 : 111,239.34 = 44,797.78 : x
  2. Step 2: Convert to fraction form
    80,606.26/111,239.34 = 44,797.78/x
  3. Step 3: Cross multiply
    80,606.26x = 111,239.34 × 44,797.78
  4. Step 4: Simplify right side
    80,606.26x = 4,983,275,480.67
  5. Step 5: Solve for x
    x = 4,983,275,480.67/80,606.26
  6. Step 6: Final answer
    x = 61,822.44

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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.