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Finding the Fourth Proportional to 241,097.70, 332,716.06 and 139,127.46

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Solution

The fourth proportional to 241,097.70, 332,716.06 and 139,127.46 is: 191,996.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,097.70 : 332,716.06 = 139,127.46 : x
  2. Step 2: Convert to fraction form
    241,097.70/332,716.06 = 139,127.46/x
  3. Step 3: Cross multiply
    241,097.70x = 332,716.06 × 139,127.46
  4. Step 4: Simplify right side
    241,097.70x = 46,289,940,329.01
  5. Step 5: Solve for x
    x = 46,289,940,329.01/241,097.70
  6. Step 6: Final answer
    x = 191,996.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.