Home / 203,714.28-305,218.62-110,284.20

Finding the Fourth Proportional to 203,714.28, 305,218.62 and 110,284.20

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Solution

The fourth proportional to 203,714.28, 305,218.62 and 110,284.20 is: 165,235.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,714.28 : 305,218.62 = 110,284.20 : x
  2. Step 2: Convert to fraction form
    203,714.28/305,218.62 = 110,284.20/x
  3. Step 3: Cross multiply
    203,714.28x = 305,218.62 × 110,284.20
  4. Step 4: Simplify right side
    203,714.28x = 33,660,791,331.80
  5. Step 5: Solve for x
    x = 33,660,791,331.80/203,714.28
  6. Step 6: Final answer
    x = 165,235.31

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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.