Home / 87,636.96-131,456.52-25,308

Finding the Fourth Proportional to 87,636.96, 131,456.52 and 25,308

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Solution

The fourth proportional to 87,636.96, 131,456.52 and 25,308 is: 37,962.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,636.96 : 131,456.52 = 25,308 : x
  2. Step 2: Convert to fraction form
    87,636.96/131,456.52 = 25,308/x
  3. Step 3: Cross multiply
    87,636.96x = 131,456.52 × 25,308
  4. Step 4: Simplify right side
    87,636.96x = 3,326,901,608.16
  5. Step 5: Solve for x
    x = 3,326,901,608.16/87,636.96
  6. Step 6: Final answer
    x = 37,962.31

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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.