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Finding the Third Proportional to 76,392 and 165,852

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Solution

The third proportional to 76,392 and 165,852 is: 360,075.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,392 : 165,852 = 165,852 : x
  2. Step 2: Convert to fraction form
    76,392/165,852 = 165,852/x
  3. Step 3: Cross multiply
    76,392x = 165,852 × 165,852
  4. Step 4: Simplify right side
    76,392x = 27,506,885,904
  5. Step 5: Solve for x
    x = 27,506,885,904/76,392
  6. Step 6: Final answer
    x = 360,075.48

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.