Home / 281,645.30-422,227.38-104,119.22

Finding the Fourth Proportional to 281,645.30, 422,227.38 and 104,119.22

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Solution

The fourth proportional to 281,645.30, 422,227.38 and 104,119.22 is: 156,089.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,645.30 : 422,227.38 = 104,119.22 : x
  2. Step 2: Convert to fraction form
    281,645.30/422,227.38 = 104,119.22/x
  3. Step 3: Cross multiply
    281,645.30x = 422,227.38 × 104,119.22
  4. Step 4: Simplify right side
    281,645.30x = 43,961,983,892.08
  5. Step 5: Solve for x
    x = 43,961,983,892.08/281,645.30
  6. Step 6: Final answer
    x = 156,089.89

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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.