Home / 129,725.80-194,504.83-50,848

Finding the Fourth Proportional to 129,725.80, 194,504.83 and 50,848

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Solution

The fourth proportional to 129,725.80, 194,504.83 and 50,848 is: 76,239.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,725.80 : 194,504.83 = 50,848 : x
  2. Step 2: Convert to fraction form
    129,725.80/194,504.83 = 50,848/x
  3. Step 3: Cross multiply
    129,725.80x = 194,504.83 × 50,848
  4. Step 4: Simplify right side
    129,725.80x = 9,890,181,595.84
  5. Step 5: Solve for x
    x = 9,890,181,595.84/129,725.80
  6. Step 6: Final answer
    x = 76,239.13

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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.