Home / 151,794.14-209,494.38-88,131.96

Finding the Fourth Proportional to 151,794.14, 209,494.38 and 88,131.96

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Solution

The fourth proportional to 151,794.14, 209,494.38 and 88,131.96 is: 121,632.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,794.14 : 209,494.38 = 88,131.96 : x
  2. Step 2: Convert to fraction form
    151,794.14/209,494.38 = 88,131.96/x
  3. Step 3: Cross multiply
    151,794.14x = 209,494.38 × 88,131.96
  4. Step 4: Simplify right side
    151,794.14x = 18,463,150,318.38
  5. Step 5: Solve for x
    x = 18,463,150,318.38/151,794.14
  6. Step 6: Final answer
    x = 121,632.83

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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.