Home / 97,722.92-146,608.26-31,163.06

Finding the Fourth Proportional to 97,722.92, 146,608.26 and 31,163.06

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Solution

The fourth proportional to 97,722.92, 146,608.26 and 31,163.06 is: 46,752.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,722.92 : 146,608.26 = 31,163.06 : x
  2. Step 2: Convert to fraction form
    97,722.92/146,608.26 = 31,163.06/x
  3. Step 3: Cross multiply
    97,722.92x = 146,608.26 × 31,163.06
  4. Step 4: Simplify right side
    97,722.92x = 4,568,762,002.88
  5. Step 5: Solve for x
    x = 4,568,762,002.88/97,722.92
  6. Step 6: Final answer
    x = 46,752.21

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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.