Home / 71,380.89-107,072.19-33,944.58

Finding the Fourth Proportional to 71,380.89, 107,072.19 and 33,944.58

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Solution

The fourth proportional to 71,380.89, 107,072.19 and 33,944.58 is: 50,917.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,380.89 : 107,072.19 = 33,944.58 : x
  2. Step 2: Convert to fraction form
    71,380.89/107,072.19 = 33,944.58/x
  3. Step 3: Cross multiply
    71,380.89x = 107,072.19 × 33,944.58
  4. Step 4: Simplify right side
    71,380.89x = 3,634,520,519.23
  5. Step 5: Solve for x
    x = 3,634,520,519.23/71,380.89
  6. Step 6: Final answer
    x = 50,917.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.