Home / 79,986.44-110,331.25-47,698.43

Finding the Fourth Proportional to 79,986.44, 110,331.25 and 47,698.43

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Solution

The fourth proportional to 79,986.44, 110,331.25 and 47,698.43 is: 65,793.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,986.44 : 110,331.25 = 47,698.43 : x
  2. Step 2: Convert to fraction form
    79,986.44/110,331.25 = 47,698.43/x
  3. Step 3: Cross multiply
    79,986.44x = 110,331.25 × 47,698.43
  4. Step 4: Simplify right side
    79,986.44x = 5,262,626,734.04
  5. Step 5: Solve for x
    x = 5,262,626,734.04/79,986.44
  6. Step 6: Final answer
    x = 65,793.98

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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.