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Finding the Third Proportional to 75,054 and 115,827

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Solution

The third proportional to 75,054 and 115,827 is: 178,749.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,054 : 115,827 = 115,827 : x
  2. Step 2: Convert to fraction form
    75,054/115,827 = 115,827/x
  3. Step 3: Cross multiply
    75,054x = 115,827 × 115,827
  4. Step 4: Simplify right side
    75,054x = 13,415,893,929
  5. Step 5: Solve for x
    x = 13,415,893,929/75,054
  6. Step 6: Final answer
    x = 178,749.89

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.