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Finding the Fourth Proportional to 188,698.52, 283,115.82 and 95,133.80

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Solution

The fourth proportional to 188,698.52, 283,115.82 and 95,133.80 is: 142,735.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,698.52 : 283,115.82 = 95,133.80 : x
  2. Step 2: Convert to fraction form
    188,698.52/283,115.82 = 95,133.80/x
  3. Step 3: Cross multiply
    188,698.52x = 283,115.82 × 95,133.80
  4. Step 4: Simplify right side
    188,698.52x = 26,933,883,796.72
  5. Step 5: Solve for x
    x = 26,933,883,796.72/188,698.52
  6. Step 6: Final answer
    x = 142,735.00

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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.