Home / 202,449.46-279,396.78-116,436.29

Finding the Fourth Proportional to 202,449.46, 279,396.78 and 116,436.29

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Solution

The fourth proportional to 202,449.46, 279,396.78 and 116,436.29 is: 160,691.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,449.46 : 279,396.78 = 116,436.29 : x
  2. Step 2: Convert to fraction form
    202,449.46/279,396.78 = 116,436.29/x
  3. Step 3: Cross multiply
    202,449.46x = 279,396.78 × 116,436.29
  4. Step 4: Simplify right side
    202,449.46x = 32,531,923,104.16
  5. Step 5: Solve for x
    x = 32,531,923,104.16/202,449.46
  6. Step 6: Final answer
    x = 160,691.58

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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.