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Finding the Third Proportional to 141,203 and 275,311.50

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Solution

The third proportional to 141,203 and 275,311.50 is: 536,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,203 : 275,311.50 = 275,311.50 : x
  2. Step 2: Convert to fraction form
    141,203/275,311.50 = 275,311.50/x
  3. Step 3: Cross multiply
    141,203x = 275,311.50 × 275,311.50
  4. Step 4: Simplify right side
    141,203x = 75,796,422,032.25
  5. Step 5: Solve for x
    x = 75,796,422,032.25/141,203
  6. Step 6: Final answer
    x = 536,790.45

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Why These Related Problems?

These problems maintain the same ratio (1.95) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.