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Finding the Third Proportional to 123,168.75 and 266,577.75

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Solution

The third proportional to 123,168.75 and 266,577.75 is: 576,962.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,168.75 : 266,577.75 = 266,577.75 : x
  2. Step 2: Convert to fraction form
    123,168.75/266,577.75 = 266,577.75/x
  3. Step 3: Cross multiply
    123,168.75x = 266,577.75 × 266,577.75
  4. Step 4: Simplify right side
    123,168.75x = 71,063,696,795.06
  5. Step 5: Solve for x
    x = 71,063,696,795.06/123,168.75
  6. Step 6: Final answer
    x = 576,962.07

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.