Home / 213,004.43-293,960.37-122,389.73

Finding the Fourth Proportional to 213,004.43, 293,960.37 and 122,389.73

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Solution

The fourth proportional to 213,004.43, 293,960.37 and 122,389.73 is: 168,906.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,004.43 : 293,960.37 = 122,389.73 : x
  2. Step 2: Convert to fraction form
    213,004.43/293,960.37 = 122,389.73/x
  3. Step 3: Cross multiply
    213,004.43x = 293,960.37 × 122,389.73
  4. Step 4: Simplify right side
    213,004.43x = 35,977,728,845.20
  5. Step 5: Solve for x
    x = 35,977,728,845.20/213,004.43
  6. Step 6: Final answer
    x = 168,906.02

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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.