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Finding the Third Proportional to 107,364 and 145,798

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Solution

The third proportional to 107,364 and 145,798 is: 197,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,364 : 145,798 = 145,798 : x
  2. Step 2: Convert to fraction form
    107,364/145,798 = 145,798/x
  3. Step 3: Cross multiply
    107,364x = 145,798 × 145,798
  4. Step 4: Simplify right side
    107,364x = 21,257,056,804
  5. Step 5: Solve for x
    x = 21,257,056,804/107,364
  6. Step 6: Final answer
    x = 197,990.54

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.