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Finding the Fourth Proportional to 73,669.84, 101,660.87 and 41,834.42

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Solution

The fourth proportional to 73,669.84, 101,660.87 and 41,834.42 is: 57,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,669.84 : 101,660.87 = 41,834.42 : x
  2. Step 2: Convert to fraction form
    73,669.84/101,660.87 = 41,834.42/x
  3. Step 3: Cross multiply
    73,669.84x = 101,660.87 × 41,834.42
  4. Step 4: Simplify right side
    73,669.84x = 4,252,923,533.15
  5. Step 5: Solve for x
    x = 4,252,923,533.15/73,669.84
  6. Step 6: Final answer
    x = 57,729.51

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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.