Home / 49,575.09-68,388.26-31,651.25

Finding the Fourth Proportional to 49,575.09, 68,388.26 and 31,651.25

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Solution

The fourth proportional to 49,575.09, 68,388.26 and 31,651.25 is: 43,662.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,575.09 : 68,388.26 = 31,651.25 : x
  2. Step 2: Convert to fraction form
    49,575.09/68,388.26 = 31,651.25/x
  3. Step 3: Cross multiply
    49,575.09x = 68,388.26 × 31,651.25
  4. Step 4: Simplify right side
    49,575.09x = 2,164,573,414.13
  5. Step 5: Solve for x
    x = 2,164,573,414.13/49,575.09
  6. Step 6: Final answer
    x = 43,662.53

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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.