Home / 166,782.43-250,237.77-100,268.47

Finding the Fourth Proportional to 166,782.43, 250,237.77 and 100,268.47

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Solution

The fourth proportional to 166,782.43, 250,237.77 and 100,268.47 is: 150,441.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,782.43 : 250,237.77 = 100,268.47 : x
  2. Step 2: Convert to fraction form
    166,782.43/250,237.77 = 100,268.47/x
  3. Step 3: Cross multiply
    166,782.43x = 250,237.77 × 100,268.47
  4. Step 4: Simplify right side
    166,782.43x = 25,090,958,334.11
  5. Step 5: Solve for x
    x = 25,090,958,334.11/166,782.43
  6. Step 6: Final answer
    x = 150,441.26

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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.