Home / 73,091.20-100,796.52-50,393.92

Finding the Fourth Proportional to 73,091.20, 100,796.52 and 50,393.92

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Solution

The fourth proportional to 73,091.20, 100,796.52 and 50,393.92 is: 69,495.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,091.20 : 100,796.52 = 50,393.92 : x
  2. Step 2: Convert to fraction form
    73,091.20/100,796.52 = 50,393.92/x
  3. Step 3: Cross multiply
    73,091.20x = 100,796.52 × 50,393.92
  4. Step 4: Simplify right side
    73,091.20x = 5,079,531,765.16
  5. Step 5: Solve for x
    x = 5,079,531,765.16/73,091.20
  6. Step 6: Final answer
    x = 69,495.80

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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.