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Finding the Third Proportional to 45,458 and 98,308

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Solution

The third proportional to 45,458 and 98,308 is: 212,602.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,458 : 98,308 = 98,308 : x
  2. Step 2: Convert to fraction form
    45,458/98,308 = 98,308/x
  3. Step 3: Cross multiply
    45,458x = 98,308 × 98,308
  4. Step 4: Simplify right side
    45,458x = 9,664,462,864
  5. Step 5: Solve for x
    x = 9,664,462,864/45,458
  6. Step 6: Final answer
    x = 212,602.03

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.