Home / 129,097.65-193,571.98-50,119.61

Finding the Fourth Proportional to 129,097.65, 193,571.98 and 50,119.61

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Solution

The fourth proportional to 129,097.65, 193,571.98 and 50,119.61 is: 75,150.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,097.65 : 193,571.98 = 50,119.61 : x
  2. Step 2: Convert to fraction form
    129,097.65/193,571.98 = 50,119.61/x
  3. Step 3: Cross multiply
    129,097.65x = 193,571.98 × 50,119.61
  4. Step 4: Simplify right side
    129,097.65x = 9,701,751,893.93
  5. Step 5: Solve for x
    x = 9,701,751,893.93/129,097.65
  6. Step 6: Final answer
    x = 75,150.49

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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.