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Finding the Fourth Proportional to 150,586.62, 225,855.69 and 43,945.56

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Solution

The fourth proportional to 150,586.62, 225,855.69 and 43,945.56 is: 65,911.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,586.62 : 225,855.69 = 43,945.56 : x
  2. Step 2: Convert to fraction form
    150,586.62/225,855.69 = 43,945.56/x
  3. Step 3: Cross multiply
    150,586.62x = 225,855.69 × 43,945.56
  4. Step 4: Simplify right side
    150,586.62x = 9,925,354,776.24
  5. Step 5: Solve for x
    x = 9,925,354,776.24/150,586.62
  6. Step 6: Final answer
    x = 65,911.27

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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.