Home / 168,786.19-253,141.62-50,442.15

Finding the Fourth Proportional to 168,786.19, 253,141.62 and 50,442.15

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Solution

The fourth proportional to 168,786.19, 253,141.62 and 50,442.15 is: 75,651.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,786.19 : 253,141.62 = 50,442.15 : x
  2. Step 2: Convert to fraction form
    168,786.19/253,141.62 = 50,442.15/x
  3. Step 3: Cross multiply
    168,786.19x = 253,141.62 × 50,442.15
  4. Step 4: Simplify right side
    168,786.19x = 12,769,007,567.28
  5. Step 5: Solve for x
    x = 12,769,007,567.28/168,786.19
  6. Step 6: Final answer
    x = 75,651.97

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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.