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Finding the Third Proportional to 46,614 and 69,921

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Solution

The third proportional to 46,614 and 69,921 is: 104,881.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,614 : 69,921 = 69,921 : x
  2. Step 2: Convert to fraction form
    46,614/69,921 = 69,921/x
  3. Step 3: Cross multiply
    46,614x = 69,921 × 69,921
  4. Step 4: Simplify right side
    46,614x = 4,888,946,241
  5. Step 5: Solve for x
    x = 4,888,946,241/46,614
  6. Step 6: Final answer
    x = 104,881.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.