Home / 129,984.34-194,983.43-41,244.79

Finding the Fourth Proportional to 129,984.34, 194,983.43 and 41,244.79

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Solution

The fourth proportional to 129,984.34, 194,983.43 and 41,244.79 is: 61,869.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,984.34 : 194,983.43 = 41,244.79 : x
  2. Step 2: Convert to fraction form
    129,984.34/194,983.43 = 41,244.79/x
  3. Step 3: Cross multiply
    129,984.34x = 194,983.43 × 41,244.79
  4. Step 4: Simplify right side
    129,984.34x = 8,042,049,930.15
  5. Step 5: Solve for x
    x = 8,042,049,930.15/129,984.34
  6. Step 6: Final answer
    x = 61,869.38

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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.