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Finding the Third Proportional to 168,805.50 and 267,302.25

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Solution

The third proportional to 168,805.50 and 267,302.25 is: 423,271.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,805.50 : 267,302.25 = 267,302.25 : x
  2. Step 2: Convert to fraction form
    168,805.50/267,302.25 = 267,302.25/x
  3. Step 3: Cross multiply
    168,805.50x = 267,302.25 × 267,302.25
  4. Step 4: Simplify right side
    168,805.50x = 71,450,492,855.06
  5. Step 5: Solve for x
    x = 71,450,492,855.06/168,805.50
  6. Step 6: Final answer
    x = 423,271.12

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.