Home / 217,926.66-300,761.94-131,932.62

Finding the Fourth Proportional to 217,926.66, 300,761.94 and 131,932.62

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Solution

The fourth proportional to 217,926.66, 300,761.94 and 131,932.62 is: 182,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,926.66 : 300,761.94 = 131,932.62 : x
  2. Step 2: Convert to fraction form
    217,926.66/300,761.94 = 131,932.62/x
  3. Step 3: Cross multiply
    217,926.66x = 300,761.94 × 131,932.62
  4. Step 4: Simplify right side
    217,926.66x = 39,680,310,740.48
  5. Step 5: Solve for x
    x = 39,680,310,740.48/217,926.66
  6. Step 6: Final answer
    x = 182,081.03

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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.