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Finding the Third Proportional to 126,043.25 and 195,261.75

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Solution

The third proportional to 126,043.25 and 195,261.75 is: 302,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,043.25 : 195,261.75 = 195,261.75 : x
  2. Step 2: Convert to fraction form
    126,043.25/195,261.75 = 195,261.75/x
  3. Step 3: Cross multiply
    126,043.25x = 195,261.75 × 195,261.75
  4. Step 4: Simplify right side
    126,043.25x = 38,127,151,013.06
  5. Step 5: Solve for x
    x = 38,127,151,013.06/126,043.25
  6. Step 6: Final answer
    x = 302,492.60

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.