Home / 49,196.61-73,819.04-21,108.38

Finding the Fourth Proportional to 49,196.61, 73,819.04 and 21,108.38

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Solution

The fourth proportional to 49,196.61, 73,819.04 and 21,108.38 is: 31,672.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,196.61 : 73,819.04 = 21,108.38 : x
  2. Step 2: Convert to fraction form
    49,196.61/73,819.04 = 21,108.38/x
  3. Step 3: Cross multiply
    49,196.61x = 73,819.04 × 21,108.38
  4. Step 4: Simplify right side
    49,196.61x = 1,558,199,872.92
  5. Step 5: Solve for x
    x = 1,558,199,872.92/49,196.61
  6. Step 6: Final answer
    x = 31,672.91

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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.