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Finding the Third Proportional to 141,898.50 and 219,732.75

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Solution

The third proportional to 141,898.50 and 219,732.75 is: 340,260.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,898.50 : 219,732.75 = 219,732.75 : x
  2. Step 2: Convert to fraction form
    141,898.50/219,732.75 = 219,732.75/x
  3. Step 3: Cross multiply
    141,898.50x = 219,732.75 × 219,732.75
  4. Step 4: Simplify right side
    141,898.50x = 48,282,481,422.56
  5. Step 5: Solve for x
    x = 48,282,481,422.56/141,898.50
  6. Step 6: Final answer
    x = 340,260.69

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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.