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Finding the Fourth Proportional to 73,309.92, 101,163.24 and 41,488.80

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Solution

The fourth proportional to 73,309.92, 101,163.24 and 41,488.80 is: 57,252.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,309.92 : 101,163.24 = 41,488.80 : x
  2. Step 2: Convert to fraction form
    73,309.92/101,163.24 = 41,488.80/x
  3. Step 3: Cross multiply
    73,309.92x = 101,163.24 × 41,488.80
  4. Step 4: Simplify right side
    73,309.92x = 4,197,141,431.71
  5. Step 5: Solve for x
    x = 4,197,141,431.71/73,309.92
  6. Step 6: Final answer
    x = 57,252.03

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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.