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Finding the Fourth Proportional to 188,884.63, 283,394.38 and 89,059.02

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Solution

The fourth proportional to 188,884.63, 283,394.38 and 89,059.02 is: 133,620.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,884.63 : 283,394.38 = 89,059.02 : x
  2. Step 2: Convert to fraction form
    188,884.63/283,394.38 = 89,059.02/x
  3. Step 3: Cross multiply
    188,884.63x = 283,394.38 × 89,059.02
  4. Step 4: Simplify right side
    188,884.63x = 25,238,825,756.31
  5. Step 5: Solve for x
    x = 25,238,825,756.31/188,884.63
  6. Step 6: Final answer
    x = 133,620.33

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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.