Home / 188,650.41-260,356.66-108,088.62

Finding the Fourth Proportional to 188,650.41, 260,356.66 and 108,088.62

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Solution

The fourth proportional to 188,650.41, 260,356.66 and 108,088.62 is: 149,173.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,650.41 : 260,356.66 = 108,088.62 : x
  2. Step 2: Convert to fraction form
    188,650.41/260,356.66 = 108,088.62/x
  3. Step 3: Cross multiply
    188,650.41x = 260,356.66 × 108,088.62
  4. Step 4: Simplify right side
    188,650.41x = 28,141,590,515.20
  5. Step 5: Solve for x
    x = 28,141,590,515.20/188,650.41
  6. Step 6: Final answer
    x = 149,173.23

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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.