Home / 281,917.44-422,753.28-94,878.72

Finding the Fourth Proportional to 281,917.44, 422,753.28 and 94,878.72

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Solution

The fourth proportional to 281,917.44, 422,753.28 and 94,878.72 is: 142,276.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,917.44 : 422,753.28 = 94,878.72 : x
  2. Step 2: Convert to fraction form
    281,917.44/422,753.28 = 94,878.72/x
  3. Step 3: Cross multiply
    281,917.44x = 422,753.28 × 94,878.72
  4. Step 4: Simplify right side
    281,917.44x = 40,110,290,082.20
  5. Step 5: Solve for x
    x = 40,110,290,082.20/281,917.44
  6. Step 6: Final answer
    x = 142,276.72

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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.