Home / 281,550.24-422,462.16-123,758.28

Finding the Fourth Proportional to 281,550.24, 422,462.16 and 123,758.28

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Solution

The fourth proportional to 281,550.24, 422,462.16 and 123,758.28 is: 185,697.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,550.24 : 422,462.16 = 123,758.28 : x
  2. Step 2: Convert to fraction form
    281,550.24/422,462.16 = 123,758.28/x
  3. Step 3: Cross multiply
    281,550.24x = 422,462.16 × 123,758.28
  4. Step 4: Simplify right side
    281,550.24x = 52,283,190,286.68
  5. Step 5: Solve for x
    x = 52,283,190,286.68/281,550.24
  6. Step 6: Final answer
    x = 185,697.55

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1.5x scale

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.