Home / 96,751.07-145,121.45-30,183.56

Finding the Fourth Proportional to 96,751.07, 145,121.45 and 30,183.56

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Solution

The fourth proportional to 96,751.07, 145,121.45 and 30,183.56 is: 45,273.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,751.07 : 145,121.45 = 30,183.56 : x
  2. Step 2: Convert to fraction form
    96,751.07/145,121.45 = 30,183.56/x
  3. Step 3: Cross multiply
    96,751.07x = 145,121.45 × 30,183.56
  4. Step 4: Simplify right side
    96,751.07x = 4,380,281,116.84
  5. Step 5: Solve for x
    x = 4,380,281,116.84/96,751.07
  6. Step 6: Final answer
    x = 45,273.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.