Home / 194,228.88-268,061.40-109,362.48

Finding the Fourth Proportional to 194,228.88, 268,061.40 and 109,362.48

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Solution

The fourth proportional to 194,228.88, 268,061.40 and 109,362.48 is: 150,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,228.88 : 268,061.40 = 109,362.48 : x
  2. Step 2: Convert to fraction form
    194,228.88/268,061.40 = 109,362.48/x
  3. Step 3: Cross multiply
    194,228.88x = 268,061.40 × 109,362.48
  4. Step 4: Simplify right side
    194,228.88x = 29,315,859,496.27
  5. Step 5: Solve for x
    x = 29,315,859,496.27/194,228.88
  6. Step 6: Final answer
    x = 150,934.61

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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.