Home / 150,629.68-225,946.16-45,449.56

Finding the Fourth Proportional to 150,629.68, 225,946.16 and 45,449.56

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Solution

The fourth proportional to 150,629.68, 225,946.16 and 45,449.56 is: 68,174.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,629.68 : 225,946.16 = 45,449.56 : x
  2. Step 2: Convert to fraction form
    150,629.68/225,946.16 = 45,449.56/x
  3. Step 3: Cross multiply
    150,629.68x = 225,946.16 × 45,449.56
  4. Step 4: Simplify right side
    150,629.68x = 10,269,153,555.69
  5. Step 5: Solve for x
    x = 10,269,153,555.69/150,629.68
  6. Step 6: Final answer
    x = 68,174.83

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1.5x scale

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.