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Finding the Fourth Proportional to 73,099, 100,879.07 and 44,799.22

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Solution

The fourth proportional to 73,099, 100,879.07 and 44,799.22 is: 61,824.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,099 : 100,879.07 = 44,799.22 : x
  2. Step 2: Convert to fraction form
    73,099/100,879.07 = 44,799.22/x
  3. Step 3: Cross multiply
    73,099x = 100,879.07 × 44,799.22
  4. Step 4: Simplify right side
    73,099x = 4,519,303,650.33
  5. Step 5: Solve for x
    x = 4,519,303,650.33/73,099
  6. Step 6: Final answer
    x = 61,824.43

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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.