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Finding the Third Proportional to 30,663 and 46,451.25

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Solution

The third proportional to 30,663 and 46,451.25 is: 70,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,663 : 46,451.25 = 46,451.25 : x
  2. Step 2: Convert to fraction form
    30,663/46,451.25 = 46,451.25/x
  3. Step 3: Cross multiply
    30,663x = 46,451.25 × 46,451.25
  4. Step 4: Simplify right side
    30,663x = 2,157,718,626.56
  5. Step 5: Solve for x
    x = 2,157,718,626.56/30,663
  6. Step 6: Final answer
    x = 70,368.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.