Home / 213,912.19-295,229.73-123,250.74

Finding the Fourth Proportional to 213,912.19, 295,229.73 and 123,250.74

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Solution

The fourth proportional to 213,912.19, 295,229.73 and 123,250.74 is: 170,103.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,912.19 : 295,229.73 = 123,250.74 : x
  2. Step 2: Convert to fraction form
    213,912.19/295,229.73 = 123,250.74/x
  3. Step 3: Cross multiply
    213,912.19x = 295,229.73 × 123,250.74
  4. Step 4: Simplify right side
    213,912.19x = 36,387,281,216.35
  5. Step 5: Solve for x
    x = 36,387,281,216.35/213,912.19
  6. Step 6: Final answer
    x = 170,103.82

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1.5x scale

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.