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Finding the Fourth Proportional to 73,550.82, 100,793.11 and 66,464.94

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Solution

The fourth proportional to 73,550.82, 100,793.11 and 66,464.94 is: 91,082.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,550.82 : 100,793.11 = 66,464.94 : x
  2. Step 2: Convert to fraction form
    73,550.82/100,793.11 = 66,464.94/x
  3. Step 3: Cross multiply
    73,550.82x = 100,793.11 × 66,464.94
  4. Step 4: Simplify right side
    73,550.82x = 6,699,208,008.56
  5. Step 5: Solve for x
    x = 6,699,208,008.56/73,550.82
  6. Step 6: Final answer
    x = 91,082.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.