Home / 213,939.74-295,164.30-123,292.85

Finding the Fourth Proportional to 213,939.74, 295,164.30 and 123,292.85

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Solution

The fourth proportional to 213,939.74, 295,164.30 and 123,292.85 is: 170,102.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,939.74 : 295,164.30 = 123,292.85 : x
  2. Step 2: Convert to fraction form
    213,939.74/295,164.30 = 123,292.85/x
  3. Step 3: Cross multiply
    213,939.74x = 295,164.30 × 123,292.85
  4. Step 4: Simplify right side
    213,939.74x = 36,391,647,765.26
  5. Step 5: Solve for x
    x = 36,391,647,765.26/213,939.74
  6. Step 6: Final answer
    x = 170,102.33

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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.