Home / 80,293.16-110,759.91-63,234.56

Finding the Fourth Proportional to 80,293.16, 110,759.91 and 63,234.56

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Solution

The fourth proportional to 80,293.16, 110,759.91 and 63,234.56 is: 87,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,293.16 : 110,759.91 = 63,234.56 : x
  2. Step 2: Convert to fraction form
    80,293.16/110,759.91 = 63,234.56/x
  3. Step 3: Cross multiply
    80,293.16x = 110,759.91 × 63,234.56
  4. Step 4: Simplify right side
    80,293.16x = 7,003,853,620.69
  5. Step 5: Solve for x
    x = 7,003,853,620.69/80,293.16
  6. Step 6: Final answer
    x = 87,228.53

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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.