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Finding the Third Proportional to 124,716 and 190,187

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Solution

The third proportional to 124,716 and 190,187 is: 290,027.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,716 : 190,187 = 190,187 : x
  2. Step 2: Convert to fraction form
    124,716/190,187 = 190,187/x
  3. Step 3: Cross multiply
    124,716x = 190,187 × 190,187
  4. Step 4: Simplify right side
    124,716x = 36,171,094,969
  5. Step 5: Solve for x
    x = 36,171,094,969/124,716
  6. Step 6: Final answer
    x = 290,027.70

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.