Home / 104,161.47-156,229.83-27,219.39

Finding the Fourth Proportional to 104,161.47, 156,229.83 and 27,219.39

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Solution

The fourth proportional to 104,161.47, 156,229.83 and 27,219.39 is: 40,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,161.47 : 156,229.83 = 27,219.39 : x
  2. Step 2: Convert to fraction form
    104,161.47/156,229.83 = 27,219.39/x
  3. Step 3: Cross multiply
    104,161.47x = 156,229.83 × 27,219.39
  4. Step 4: Simplify right side
    104,161.47x = 4,252,480,672.40
  5. Step 5: Solve for x
    x = 4,252,480,672.40/104,161.47
  6. Step 6: Final answer
    x = 40,825.85

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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.