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Finding the Fourth Proportional to 79,812.37, 110,141.85 and 44,003.80

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Solution

The fourth proportional to 79,812.37, 110,141.85 and 44,003.80 is: 60,725.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,812.37 : 110,141.85 = 44,003.80 : x
  2. Step 2: Convert to fraction form
    79,812.37/110,141.85 = 44,003.80/x
  3. Step 3: Cross multiply
    79,812.37x = 110,141.85 × 44,003.80
  4. Step 4: Simplify right side
    79,812.37x = 4,846,659,939.03
  5. Step 5: Solve for x
    x = 4,846,659,939.03/79,812.37
  6. Step 6: Final answer
    x = 60,725.67

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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.