Home / 295,121.14-407,226.09-167,782.66

Finding the Fourth Proportional to 295,121.14, 407,226.09 and 167,782.66

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Solution

The fourth proportional to 295,121.14, 407,226.09 and 167,782.66 is: 231,516.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,121.14 : 407,226.09 = 167,782.66 : x
  2. Step 2: Convert to fraction form
    295,121.14/407,226.09 = 167,782.66/x
  3. Step 3: Cross multiply
    295,121.14x = 407,226.09 × 167,782.66
  4. Step 4: Simplify right side
    295,121.14x = 68,325,476,601.60
  5. Step 5: Solve for x
    x = 68,325,476,601.60/295,121.14
  6. Step 6: Final answer
    x = 231,516.71

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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.