Home / 126,792.78-190,224.71-50,944.58

Finding the Fourth Proportional to 126,792.78, 190,224.71 and 50,944.58

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Solution

The fourth proportional to 126,792.78, 190,224.71 and 50,944.58 is: 76,431.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,792.78 : 190,224.71 = 50,944.58 : x
  2. Step 2: Convert to fraction form
    126,792.78/190,224.71 = 50,944.58/x
  3. Step 3: Cross multiply
    126,792.78x = 190,224.71 × 50,944.58
  4. Step 4: Simplify right side
    126,792.78x = 9,690,916,750.73
  5. Step 5: Solve for x
    x = 9,690,916,750.73/126,792.78
  6. Step 6: Final answer
    x = 76,431.14

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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.