Home / 195,204.91-269,389.26-107,991.22

Finding the Fourth Proportional to 195,204.91, 269,389.26 and 107,991.22

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Solution

The fourth proportional to 195,204.91, 269,389.26 and 107,991.22 is: 149,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,204.91 : 269,389.26 = 107,991.22 : x
  2. Step 2: Convert to fraction form
    195,204.91/269,389.26 = 107,991.22/x
  3. Step 3: Cross multiply
    195,204.91x = 269,389.26 × 107,991.22
  4. Step 4: Simplify right side
    195,204.91x = 29,091,674,842.30
  5. Step 5: Solve for x
    x = 29,091,674,842.30/195,204.91
  6. Step 6: Final answer
    x = 149,031.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.