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Finding the Third Proportional to 163,929.56 and 352,770.56

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Solution

The third proportional to 163,929.56 and 352,770.56 is: 759,149.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,929.56 : 352,770.56 = 352,770.56 : x
  2. Step 2: Convert to fraction form
    163,929.56/352,770.56 = 352,770.56/x
  3. Step 3: Cross multiply
    163,929.56x = 352,770.56 × 352,770.56
  4. Step 4: Simplify right side
    163,929.56x = 124,447,069,766.57
  5. Step 5: Solve for x
    x = 124,447,069,766.57/163,929.56
  6. Step 6: Final answer
    x = 759,149.65

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.