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Finding the Fourth Proportional to 150,729.54, 225,922.32 and 60,714.61

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Solution

The fourth proportional to 150,729.54, 225,922.32 and 60,714.61 is: 91,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,729.54 : 225,922.32 = 60,714.61 : x
  2. Step 2: Convert to fraction form
    150,729.54/225,922.32 = 60,714.61/x
  3. Step 3: Cross multiply
    150,729.54x = 225,922.32 × 60,714.61
  4. Step 4: Simplify right side
    150,729.54x = 13,716,786,425.86
  5. Step 5: Solve for x
    x = 13,716,786,425.86/150,729.54
  6. Step 6: Final answer
    x = 91,002.64

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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.