Home / 204,422.20-306,050.10-125,690.20

Finding the Fourth Proportional to 204,422.20, 306,050.10 and 125,690.20

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Solution

The fourth proportional to 204,422.20, 306,050.10 and 125,690.20 is: 188,176.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,422.20 : 306,050.10 = 125,690.20 : x
  2. Step 2: Convert to fraction form
    204,422.20/306,050.10 = 125,690.20/x
  3. Step 3: Cross multiply
    204,422.20x = 306,050.10 × 125,690.20
  4. Step 4: Simplify right side
    204,422.20x = 38,467,498,279.02
  5. Step 5: Solve for x
    x = 38,467,498,279.02/204,422.20
  6. Step 6: Final answer
    x = 188,176.72

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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.