Home / 219,924.61-303,780.68-162,680.29

Finding the Fourth Proportional to 219,924.61, 303,780.68 and 162,680.29

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Solution

The fourth proportional to 219,924.61, 303,780.68 and 162,680.29 is: 224,709.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,924.61 : 303,780.68 = 162,680.29 : x
  2. Step 2: Convert to fraction form
    219,924.61/303,780.68 = 162,680.29/x
  3. Step 3: Cross multiply
    219,924.61x = 303,780.68 × 162,680.29
  4. Step 4: Simplify right side
    219,924.61x = 49,419,128,305.40
  5. Step 5: Solve for x
    x = 49,419,128,305.40/219,924.61
  6. Step 6: Final answer
    x = 224,709.41

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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.