Home / 188,629.92-260,416.94-125,053.83

Finding the Fourth Proportional to 188,629.92, 260,416.94 and 125,053.83

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Solution

The fourth proportional to 188,629.92, 260,416.94 and 125,053.83 is: 172,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,629.92 : 260,416.94 = 125,053.83 : x
  2. Step 2: Convert to fraction form
    188,629.92/260,416.94 = 125,053.83/x
  3. Step 3: Cross multiply
    188,629.92x = 260,416.94 × 125,053.83
  4. Step 4: Simplify right side
    188,629.92x = 32,566,135,118.61
  5. Step 5: Solve for x
    x = 32,566,135,118.61/188,629.92
  6. Step 6: Final answer
    x = 172,645.65

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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.