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Finding the Third Proportional to 118,236 and 251,808

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Solution

The third proportional to 118,236 and 251,808 is: 536,277.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,236 : 251,808 = 251,808 : x
  2. Step 2: Convert to fraction form
    118,236/251,808 = 251,808/x
  3. Step 3: Cross multiply
    118,236x = 251,808 × 251,808
  4. Step 4: Simplify right side
    118,236x = 63,407,268,864
  5. Step 5: Solve for x
    x = 63,407,268,864/118,236
  6. Step 6: Final answer
    x = 536,277.18

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.