Home / 221,180.76-331,571.88-150,127.56

Finding the Fourth Proportional to 221,180.76, 331,571.88 and 150,127.56

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Solution

The fourth proportional to 221,180.76, 331,571.88 and 150,127.56 is: 225,056.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,180.76 : 331,571.88 = 150,127.56 : x
  2. Step 2: Convert to fraction form
    221,180.76/331,571.88 = 150,127.56/x
  3. Step 3: Cross multiply
    221,180.76x = 331,571.88 × 150,127.56
  4. Step 4: Simplify right side
    221,180.76x = 49,778,077,309.01
  5. Step 5: Solve for x
    x = 49,778,077,309.01/221,180.76
  6. Step 6: Final answer
    x = 225,056.09

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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.