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Finding the Third Proportional to 75,960 and 163,152

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Solution

The third proportional to 75,960 and 163,152 is: 350,428.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,960 : 163,152 = 163,152 : x
  2. Step 2: Convert to fraction form
    75,960/163,152 = 163,152/x
  3. Step 3: Cross multiply
    75,960x = 163,152 × 163,152
  4. Step 4: Simplify right side
    75,960x = 26,618,575,104
  5. Step 5: Solve for x
    x = 26,618,575,104/75,960
  6. Step 6: Final answer
    x = 350,428.85

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.