Home / 188,943.96-260,723.37-116,335.32

Finding the Fourth Proportional to 188,943.96, 260,723.37 and 116,335.32

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Solution

The fourth proportional to 188,943.96, 260,723.37 and 116,335.32 is: 160,530.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,943.96 : 260,723.37 = 116,335.32 : x
  2. Step 2: Convert to fraction form
    188,943.96/260,723.37 = 116,335.32/x
  3. Step 3: Cross multiply
    188,943.96x = 260,723.37 × 116,335.32
  4. Step 4: Simplify right side
    188,943.96x = 30,331,336,680.43
  5. Step 5: Solve for x
    x = 30,331,336,680.43/188,943.96
  6. Step 6: Final answer
    x = 160,530.86

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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.