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Finding the Fourth Proportional to 188,908.00, 283,381.86 and 108,944.15

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Solution

The fourth proportional to 188,908.00, 283,381.86 and 108,944.15 is: 163,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,908.00 : 283,381.86 = 108,944.15 : x
  2. Step 2: Convert to fraction form
    188,908.00/283,381.86 = 108,944.15/x
  3. Step 3: Cross multiply
    188,908.00x = 283,381.86 × 108,944.15
  4. Step 4: Simplify right side
    188,908.00x = 30,872,794,854.75
  5. Step 5: Solve for x
    x = 30,872,794,854.75/188,908.00
  6. Step 6: Final answer
    x = 163,427.68

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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.