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Finding the Fourth Proportional to 150,545.77, 225,789.49 and 143,052.73

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Solution

The fourth proportional to 150,545.77, 225,789.49 and 143,052.73 is: 214,551.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,545.77 : 225,789.49 = 143,052.73 : x
  2. Step 2: Convert to fraction form
    150,545.77/225,789.49 = 143,052.73/x
  3. Step 3: Cross multiply
    150,545.77x = 225,789.49 × 143,052.73
  4. Step 4: Simplify right side
    150,545.77x = 32,299,802,949.81
  5. Step 5: Solve for x
    x = 32,299,802,949.81/150,545.77
  6. Step 6: Final answer
    x = 214,551.38

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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.