Home / 63,121.26-87,105.44-34,441.48

Finding the Fourth Proportional to 63,121.26, 87,105.44 and 34,441.48

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Solution

The fourth proportional to 63,121.26, 87,105.44 and 34,441.48 is: 47,528.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,121.26 : 87,105.44 = 34,441.48 : x
  2. Step 2: Convert to fraction form
    63,121.26/87,105.44 = 34,441.48/x
  3. Step 3: Cross multiply
    63,121.26x = 87,105.44 × 34,441.48
  4. Step 4: Simplify right side
    63,121.26x = 3,000,040,269.65
  5. Step 5: Solve for x
    x = 3,000,040,269.65/63,121.26
  6. Step 6: Final answer
    x = 47,528.21

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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.