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Finding the Third Proportional to 47,755.20 and 103,802.77

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Solution

The third proportional to 47,755.20 and 103,802.77 is: 225,630.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,755.20 : 103,802.77 = 103,802.77 : x
  2. Step 2: Convert to fraction form
    47,755.20/103,802.77 = 103,802.77/x
  3. Step 3: Cross multiply
    47,755.20x = 103,802.77 × 103,802.77
  4. Step 4: Simplify right side
    47,755.20x = 10,775,014,151.40
  5. Step 5: Solve for x
    x = 10,775,014,151.40/47,755.20
  6. Step 6: Final answer
    x = 225,630.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.