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Finding the Fourth Proportional to 188,511.52, 282,759.90 and 63,852.52

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Solution

The fourth proportional to 188,511.52, 282,759.90 and 63,852.52 is: 95,776.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,511.52 : 282,759.90 = 63,852.52 : x
  2. Step 2: Convert to fraction form
    188,511.52/282,759.90 = 63,852.52/x
  3. Step 3: Cross multiply
    188,511.52x = 282,759.90 × 63,852.52
  4. Step 4: Simplify right side
    188,511.52x = 18,054,932,169.95
  5. Step 5: Solve for x
    x = 18,054,932,169.95/188,511.52
  6. Step 6: Final answer
    x = 95,776.28

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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.