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Finding the Third Proportional to 163,561.50 and 352,179

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Solution

The third proportional to 163,561.50 and 352,179 is: 758,308.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,561.50 : 352,179 = 352,179 : x
  2. Step 2: Convert to fraction form
    163,561.50/352,179 = 352,179/x
  3. Step 3: Cross multiply
    163,561.50x = 352,179 × 352,179
  4. Step 4: Simplify right side
    163,561.50x = 124,030,048,041
  5. Step 5: Solve for x
    x = 124,030,048,041/163,561.50
  6. Step 6: Final answer
    x = 758,308.33

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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.