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Finding the Fourth Proportional to 188,882.10, 283,323.15 and 168,214.95

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Solution

The fourth proportional to 188,882.10, 283,323.15 and 168,214.95 is: 252,322.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,882.10 : 283,323.15 = 168,214.95 : x
  2. Step 2: Convert to fraction form
    188,882.10/283,323.15 = 168,214.95/x
  3. Step 3: Cross multiply
    188,882.10x = 283,323.15 × 168,214.95
  4. Step 4: Simplify right side
    188,882.10x = 47,659,189,511.09
  5. Step 5: Solve for x
    x = 47,659,189,511.09/188,882.10
  6. Step 6: Final answer
    x = 252,322.43

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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.