Home / 219,768.49-329,708.07-101,523.48

Finding the Fourth Proportional to 219,768.49, 329,708.07 and 101,523.48

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Solution

The fourth proportional to 219,768.49, 329,708.07 and 101,523.48 is: 152,310.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,768.49 : 329,708.07 = 101,523.48 : x
  2. Step 2: Convert to fraction form
    219,768.49/329,708.07 = 101,523.48/x
  3. Step 3: Cross multiply
    219,768.49x = 329,708.07 × 101,523.48
  4. Step 4: Simplify right side
    219,768.49x = 33,473,109,414.08
  5. Step 5: Solve for x
    x = 33,473,109,414.08/219,768.49
  6. Step 6: Final answer
    x = 152,310.78

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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.