Home / 188,182.96-259,684.32-103,301.44

Finding the Fourth Proportional to 188,182.96, 259,684.32 and 103,301.44

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Solution

The fourth proportional to 188,182.96, 259,684.32 and 103,301.44 is: 142,551.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,182.96 : 259,684.32 = 103,301.44 : x
  2. Step 2: Convert to fraction form
    188,182.96/259,684.32 = 103,301.44/x
  3. Step 3: Cross multiply
    188,182.96x = 259,684.32 × 103,301.44
  4. Step 4: Simplify right side
    188,182.96x = 26,825,764,201.42
  5. Step 5: Solve for x
    x = 26,825,764,201.42/188,182.96
  6. Step 6: Final answer
    x = 142,551.51

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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.