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Finding the Fourth Proportional to 188,398.56, 282,610.80 and 63,697.44

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Solution

The fourth proportional to 188,398.56, 282,610.80 and 63,697.44 is: 95,550.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,398.56 : 282,610.80 = 63,697.44 : x
  2. Step 2: Convert to fraction form
    188,398.56/282,610.80 = 63,697.44/x
  3. Step 3: Cross multiply
    188,398.56x = 282,610.80 × 63,697.44
  4. Step 4: Simplify right side
    188,398.56x = 18,001,584,476.35
  5. Step 5: Solve for x
    x = 18,001,584,476.35/188,398.56
  6. Step 6: Final answer
    x = 95,550.54

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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.