Home / 63,190.33-87,162.60-48,049.79

Finding the Fourth Proportional to 63,190.33, 87,162.60 and 48,049.79

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Solution

The fourth proportional to 63,190.33, 87,162.60 and 48,049.79 is: 66,278.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,190.33 : 87,162.60 = 48,049.79 : x
  2. Step 2: Convert to fraction form
    63,190.33/87,162.60 = 48,049.79/x
  3. Step 3: Cross multiply
    63,190.33x = 87,162.60 × 48,049.79
  4. Step 4: Simplify right side
    63,190.33x = 4,188,145,105.66
  5. Step 5: Solve for x
    x = 4,188,145,105.66/63,190.33
  6. Step 6: Final answer
    x = 66,278.26

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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.