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Finding the Fourth Proportional to 188,704.90, 282,824.07 and 95,159.62

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Solution

The fourth proportional to 188,704.90, 282,824.07 and 95,159.62 is: 142,621.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,704.90 : 282,824.07 = 95,159.62 : x
  2. Step 2: Convert to fraction form
    188,704.90/282,824.07 = 95,159.62/x
  3. Step 3: Cross multiply
    188,704.90x = 282,824.07 × 95,159.62
  4. Step 4: Simplify right side
    188,704.90x = 26,913,431,028.05
  5. Step 5: Solve for x
    x = 26,913,431,028.05/188,704.90
  6. Step 6: Final answer
    x = 142,621.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.