Home / 93,620.20-140,447.10-49,234.60

Finding the Fourth Proportional to 93,620.20, 140,447.10 and 49,234.60

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Solution

The fourth proportional to 93,620.20, 140,447.10 and 49,234.60 is: 73,860.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,620.20 : 140,447.10 = 49,234.60 : x
  2. Step 2: Convert to fraction form
    93,620.20/140,447.10 = 49,234.60/x
  3. Step 3: Cross multiply
    93,620.20x = 140,447.10 × 49,234.60
  4. Step 4: Simplify right side
    93,620.20x = 6,914,856,789.66
  5. Step 5: Solve for x
    x = 6,914,856,789.66/93,620.20
  6. Step 6: Final answer
    x = 73,860.74

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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.