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Finding the Third Proportional to 30,213 and 44,392.50

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Solution

The third proportional to 30,213 and 44,392.50 is: 65,226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213 : 44,392.50 = 44,392.50 : x
  2. Step 2: Convert to fraction form
    30,213/44,392.50 = 44,392.50/x
  3. Step 3: Cross multiply
    30,213x = 44,392.50 × 44,392.50
  4. Step 4: Simplify right side
    30,213x = 1,970,694,056.25
  5. Step 5: Solve for x
    x = 1,970,694,056.25/30,213
  6. Step 6: Final answer
    x = 65,226.69

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.