Home / 125,183.88-187,776.18-36,439.56

Finding the Fourth Proportional to 125,183.88, 187,776.18 and 36,439.56

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Solution

The fourth proportional to 125,183.88, 187,776.18 and 36,439.56 is: 54,659.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,183.88 : 187,776.18 = 36,439.56 : x
  2. Step 2: Convert to fraction form
    125,183.88/187,776.18 = 36,439.56/x
  3. Step 3: Cross multiply
    125,183.88x = 187,776.18 × 36,439.56
  4. Step 4: Simplify right side
    125,183.88x = 6,842,481,377.68
  5. Step 5: Solve for x
    x = 6,842,481,377.68/125,183.88
  6. Step 6: Final answer
    x = 54,659.44

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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.