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Finding the Third Proportional to 94,230 and 198,180

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Solution

The third proportional to 94,230 and 198,180 is: 416,802.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,230 : 198,180 = 198,180 : x
  2. Step 2: Convert to fraction form
    94,230/198,180 = 198,180/x
  3. Step 3: Cross multiply
    94,230x = 198,180 × 198,180
  4. Step 4: Simplify right side
    94,230x = 39,275,312,400
  5. Step 5: Solve for x
    x = 39,275,312,400/94,230
  6. Step 6: Final answer
    x = 416,802.64

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.