Home / 96,634.20-144,879.30-49,920.60

Finding the Fourth Proportional to 96,634.20, 144,879.30 and 49,920.60

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Solution

The fourth proportional to 96,634.20, 144,879.30 and 49,920.60 is: 74,843.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,634.20 : 144,879.30 = 49,920.60 : x
  2. Step 2: Convert to fraction form
    96,634.20/144,879.30 = 49,920.60/x
  3. Step 3: Cross multiply
    96,634.20x = 144,879.30 × 49,920.60
  4. Step 4: Simplify right side
    96,634.20x = 7,232,461,583.58
  5. Step 5: Solve for x
    x = 7,232,461,583.58/96,634.20
  6. Step 6: Final answer
    x = 74,843.71

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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.