Home / 329,727.10-494,581.38-105,101.02

Finding the Fourth Proportional to 329,727.10, 494,581.38 and 105,101.02

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Solution

The fourth proportional to 329,727.10, 494,581.38 and 105,101.02 is: 157,648.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,727.10 : 494,581.38 = 105,101.02 : x
  2. Step 2: Convert to fraction form
    329,727.10/494,581.38 = 105,101.02/x
  3. Step 3: Cross multiply
    329,727.10x = 494,581.38 × 105,101.02
  4. Step 4: Simplify right side
    329,727.10x = 51,981,007,511.01
  5. Step 5: Solve for x
    x = 51,981,007,511.01/329,727.10
  6. Step 6: Final answer
    x = 157,648.58

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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.