Home / 192,981.76-266,314.44-108,097

Finding the Fourth Proportional to 192,981.76, 266,314.44 and 108,097

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Solution

The fourth proportional to 192,981.76, 266,314.44 and 108,097 is: 149,173.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,981.76 : 266,314.44 = 108,097 : x
  2. Step 2: Convert to fraction form
    192,981.76/266,314.44 = 108,097/x
  3. Step 3: Cross multiply
    192,981.76x = 266,314.44 × 108,097
  4. Step 4: Simplify right side
    192,981.76x = 28,787,792,020.68
  5. Step 5: Solve for x
    x = 28,787,792,020.68/192,981.76
  6. Step 6: Final answer
    x = 149,173.64

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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.