Home / 150,659.21-225,831.11-50,784.86

Finding the Fourth Proportional to 150,659.21, 225,831.11 and 50,784.86

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Solution

The fourth proportional to 150,659.21, 225,831.11 and 50,784.86 is: 76,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,659.21 : 225,831.11 = 50,784.86 : x
  2. Step 2: Convert to fraction form
    150,659.21/225,831.11 = 50,784.86/x
  3. Step 3: Cross multiply
    150,659.21x = 225,831.11 × 50,784.86
  4. Step 4: Simplify right side
    150,659.21x = 11,468,801,615.65
  5. Step 5: Solve for x
    x = 11,468,801,615.65/150,659.21
  6. Step 6: Final answer
    x = 76,124.13

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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.