Home / 104,213.88-156,304.49-33,127.20

Finding the Fourth Proportional to 104,213.88, 156,304.49 and 33,127.20

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Solution

The fourth proportional to 104,213.88, 156,304.49 and 33,127.20 is: 49,685.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,213.88 : 156,304.49 = 33,127.20 : x
  2. Step 2: Convert to fraction form
    104,213.88/156,304.49 = 33,127.20/x
  3. Step 3: Cross multiply
    104,213.88x = 156,304.49 × 33,127.20
  4. Step 4: Simplify right side
    104,213.88x = 5,177,929,935.49
  5. Step 5: Solve for x
    x = 5,177,929,935.49/104,213.88
  6. Step 6: Final answer
    x = 49,685.61

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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.