Home / 188,737.10-260,467.97-108,178.04

Finding the Fourth Proportional to 188,737.10, 260,467.97 and 108,178.04

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Solution

The fourth proportional to 188,737.10, 260,467.97 and 108,178.04 is: 149,291.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,737.10 : 260,467.97 = 108,178.04 : x
  2. Step 2: Convert to fraction form
    188,737.10/260,467.97 = 108,178.04/x
  3. Step 3: Cross multiply
    188,737.10x = 260,467.97 × 108,178.04
  4. Step 4: Simplify right side
    188,737.10x = 28,176,915,398.99
  5. Step 5: Solve for x
    x = 28,176,915,398.99/188,737.10
  6. Step 6: Final answer
    x = 149,291.88

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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.