Home / 188,062.32-259,525.99-107,491.57

Finding the Fourth Proportional to 188,062.32, 259,525.99 and 107,491.57

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Solution

The fourth proportional to 188,062.32, 259,525.99 and 107,491.57 is: 148,338.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,062.32 : 259,525.99 = 107,491.57 : x
  2. Step 2: Convert to fraction form
    188,062.32/259,525.99 = 107,491.57/x
  3. Step 3: Cross multiply
    188,062.32x = 259,525.99 × 107,491.57
  4. Step 4: Simplify right side
    188,062.32x = 27,896,856,120.90
  5. Step 5: Solve for x
    x = 27,896,856,120.90/188,062.32
  6. Step 6: Final answer
    x = 148,338.36

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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.