Home / 219,119.33-329,256.94-117,992.15

Finding the Fourth Proportional to 219,119.33, 329,256.94 and 117,992.15

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Solution

The fourth proportional to 219,119.33, 329,256.94 and 117,992.15 is: 177,299.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,119.33 : 329,256.94 = 117,992.15 : x
  2. Step 2: Convert to fraction form
    219,119.33/329,256.94 = 117,992.15/x
  3. Step 3: Cross multiply
    219,119.33x = 329,256.94 × 117,992.15
  4. Step 4: Simplify right side
    219,119.33x = 38,849,732,016.78
  5. Step 5: Solve for x
    x = 38,849,732,016.78/219,119.33
  6. Step 6: Final answer
    x = 177,299.43

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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.