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Finding the Third Proportional to 102,798 and 149,822

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Solution

The third proportional to 102,798 and 149,822 is: 218,356.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,798 : 149,822 = 149,822 : x
  2. Step 2: Convert to fraction form
    102,798/149,822 = 149,822/x
  3. Step 3: Cross multiply
    102,798x = 149,822 × 149,822
  4. Step 4: Simplify right side
    102,798x = 22,446,631,684
  5. Step 5: Solve for x
    x = 22,446,631,684/102,798
  6. Step 6: Final answer
    x = 218,356.70

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.