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Finding the Fourth Proportional to 150,561.99, 225,864.45 and 49,338.39

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Solution

The fourth proportional to 150,561.99, 225,864.45 and 49,338.39 is: 74,014.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,561.99 : 225,864.45 = 49,338.39 : x
  2. Step 2: Convert to fraction form
    150,561.99/225,864.45 = 49,338.39/x
  3. Step 3: Cross multiply
    150,561.99x = 225,864.45 × 49,338.39
  4. Step 4: Simplify right side
    150,561.99x = 11,143,788,321.24
  5. Step 5: Solve for x
    x = 11,143,788,321.24/150,561.99
  6. Step 6: Final answer
    x = 74,014.62

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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.