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Finding the Third Proportional to 141,924 and 212,906

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Solution

The third proportional to 141,924 and 212,906 is: 319,389.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,924 : 212,906 = 212,906 : x
  2. Step 2: Convert to fraction form
    141,924/212,906 = 212,906/x
  3. Step 3: Cross multiply
    141,924x = 212,906 × 212,906
  4. Step 4: Simplify right side
    141,924x = 45,328,964,836
  5. Step 5: Solve for x
    x = 45,328,964,836/141,924
  6. Step 6: Final answer
    x = 319,389.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.