Home / 82,746.97-124,198.20-43,332.37

Finding the Fourth Proportional to 82,746.97, 124,198.20 and 43,332.37

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Solution

The fourth proportional to 82,746.97, 124,198.20 and 43,332.37 is: 65,039.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,746.97 : 124,198.20 = 43,332.37 : x
  2. Step 2: Convert to fraction form
    82,746.97/124,198.20 = 43,332.37/x
  3. Step 3: Cross multiply
    82,746.97x = 124,198.20 × 43,332.37
  4. Step 4: Simplify right side
    82,746.97x = 5,381,802,355.73
  5. Step 5: Solve for x
    x = 5,381,802,355.73/82,746.97
  6. Step 6: Final answer
    x = 65,039.27

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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.