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Finding the Third Proportional to 163,371.20 and 353,883.45

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Solution

The third proportional to 163,371.20 and 353,883.45 is: 766,557.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,371.20 : 353,883.45 = 353,883.45 : x
  2. Step 2: Convert to fraction form
    163,371.20/353,883.45 = 353,883.45/x
  3. Step 3: Cross multiply
    163,371.20x = 353,883.45 × 353,883.45
  4. Step 4: Simplify right side
    163,371.20x = 125,233,492,866.25
  5. Step 5: Solve for x
    x = 125,233,492,866.25/163,371.20
  6. Step 6: Final answer
    x = 766,557.96

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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.