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Finding the Third Proportional to 98,263 and 210,545

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Solution

The third proportional to 98,263 and 210,545 is: 451,128.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,263 : 210,545 = 210,545 : x
  2. Step 2: Convert to fraction form
    98,263/210,545 = 210,545/x
  3. Step 3: Cross multiply
    98,263x = 210,545 × 210,545
  4. Step 4: Simplify right side
    98,263x = 44,329,197,025
  5. Step 5: Solve for x
    x = 44,329,197,025/98,263
  6. Step 6: Final answer
    x = 451,128.06

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.