Home / 281,747.64-422,465.94-115,652.28

Finding the Fourth Proportional to 281,747.64, 422,465.94 and 115,652.28

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Solution

The fourth proportional to 281,747.64, 422,465.94 and 115,652.28 is: 173,414.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,747.64 : 422,465.94 = 115,652.28 : x
  2. Step 2: Convert to fraction form
    281,747.64/422,465.94 = 115,652.28/x
  3. Step 3: Cross multiply
    281,747.64x = 422,465.94 × 115,652.28
  4. Step 4: Simplify right side
    281,747.64x = 48,859,149,183.34
  5. Step 5: Solve for x
    x = 48,859,149,183.34/281,747.64
  6. Step 6: Final answer
    x = 173,414.58

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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.