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Finding the Fourth Proportional to 79,889.45, 110,245.59 and 44,079.48

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Solution

The fourth proportional to 79,889.45, 110,245.59 and 44,079.48 is: 60,828.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,889.45 : 110,245.59 = 44,079.48 : x
  2. Step 2: Convert to fraction form
    79,889.45/110,245.59 = 44,079.48/x
  3. Step 3: Cross multiply
    79,889.45x = 110,245.59 × 44,079.48
  4. Step 4: Simplify right side
    79,889.45x = 4,859,568,279.49
  5. Step 5: Solve for x
    x = 4,859,568,279.49/79,889.45
  6. Step 6: Final answer
    x = 60,828.66

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1.5x scale

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.