Home / 195,289.83-269,487.21-109,233.90

Finding the Fourth Proportional to 195,289.83, 269,487.21 and 109,233.90

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Solution

The fourth proportional to 195,289.83, 269,487.21 and 109,233.90 is: 150,735.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,289.83 : 269,487.21 = 109,233.90 : x
  2. Step 2: Convert to fraction form
    195,289.83/269,487.21 = 109,233.90/x
  3. Step 3: Cross multiply
    195,289.83x = 269,487.21 × 109,233.90
  4. Step 4: Simplify right side
    195,289.83x = 29,437,138,948.42
  5. Step 5: Solve for x
    x = 29,437,138,948.42/195,289.83
  6. Step 6: Final answer
    x = 150,735.65

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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.