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Finding the Third Proportional to 87,652 and 191,889.50

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Solution

The third proportional to 87,652 and 191,889.50 is: 420,088.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,652 : 191,889.50 = 191,889.50 : x
  2. Step 2: Convert to fraction form
    87,652/191,889.50 = 191,889.50/x
  3. Step 3: Cross multiply
    87,652x = 191,889.50 × 191,889.50
  4. Step 4: Simplify right side
    87,652x = 36,821,580,210.25
  5. Step 5: Solve for x
    x = 36,821,580,210.25/87,652
  6. Step 6: Final answer
    x = 420,088.31

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.