Home / 213,922.71-295,224.21-123,293.43

Finding the Fourth Proportional to 213,922.71, 295,224.21 and 123,293.43

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Solution

The fourth proportional to 213,922.71, 295,224.21 and 123,293.43 is: 170,151.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,922.71 : 295,224.21 = 123,293.43 : x
  2. Step 2: Convert to fraction form
    213,922.71/295,224.21 = 123,293.43/x
  3. Step 3: Cross multiply
    213,922.71x = 295,224.21 × 123,293.43
  4. Step 4: Simplify right side
    213,922.71x = 36,399,205,469.94
  5. Step 5: Solve for x
    x = 36,399,205,469.94/213,922.71
  6. Step 6: Final answer
    x = 170,151.20

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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.