Home / 168,799.69-253,161.87-50,455.66

Finding the Fourth Proportional to 168,799.69, 253,161.87 and 50,455.66

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Solution

The fourth proportional to 168,799.69, 253,161.87 and 50,455.66 is: 75,672.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,799.69 : 253,161.87 = 50,455.66 : x
  2. Step 2: Convert to fraction form
    168,799.69/253,161.87 = 50,455.66/x
  3. Step 3: Cross multiply
    168,799.69x = 253,161.87 × 50,455.66
  4. Step 4: Simplify right side
    168,799.69x = 12,773,449,237.68
  5. Step 5: Solve for x
    x = 12,773,449,237.68/168,799.69
  6. Step 6: Final answer
    x = 75,672.23

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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.