Home / 229,914.45-344,520.34-96,721.70

Finding the Fourth Proportional to 229,914.45, 344,520.34 and 96,721.70

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Solution

The fourth proportional to 229,914.45, 344,520.34 and 96,721.70 is: 144,934.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,914.45 : 344,520.34 = 96,721.70 : x
  2. Step 2: Convert to fraction form
    229,914.45/344,520.34 = 96,721.70/x
  3. Step 3: Cross multiply
    229,914.45x = 344,520.34 × 96,721.70
  4. Step 4: Simplify right side
    229,914.45x = 33,322,591,004.97
  5. Step 5: Solve for x
    x = 33,322,591,004.97/229,914.45
  6. Step 6: Final answer
    x = 144,934.74

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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.