Home / 188,245.26-259,784.55-107,672.94

Finding the Fourth Proportional to 188,245.26, 259,784.55 and 107,672.94

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Solution

The fourth proportional to 188,245.26, 259,784.55 and 107,672.94 is: 148,592.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,245.26 : 259,784.55 = 107,672.94 : x
  2. Step 2: Convert to fraction form
    188,245.26/259,784.55 = 107,672.94/x
  3. Step 3: Cross multiply
    188,245.26x = 259,784.55 × 107,672.94
  4. Step 4: Simplify right side
    188,245.26x = 27,971,766,265.08
  5. Step 5: Solve for x
    x = 27,971,766,265.08/188,245.26
  6. Step 6: Final answer
    x = 148,592.14

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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.