Home / 119,940.10-179,910.77-49,819.48

Finding the Fourth Proportional to 119,940.10, 179,910.77 and 49,819.48

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Solution

The fourth proportional to 119,940.10, 179,910.77 and 49,819.48 is: 74,729.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,940.10 : 179,910.77 = 49,819.48 : x
  2. Step 2: Convert to fraction form
    119,940.10/179,910.77 = 49,819.48/x
  3. Step 3: Cross multiply
    119,940.10x = 179,910.77 × 49,819.48
  4. Step 4: Simplify right side
    119,940.10x = 8,963,060,308.93
  5. Step 5: Solve for x
    x = 8,963,060,308.93/119,940.10
  6. Step 6: Final answer
    x = 74,729.47

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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.