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Finding the Third Proportional to 45,880.50 and 64,611

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Solution

The third proportional to 45,880.50 and 64,611 is: 90,988.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,880.50 : 64,611 = 64,611 : x
  2. Step 2: Convert to fraction form
    45,880.50/64,611 = 64,611/x
  3. Step 3: Cross multiply
    45,880.50x = 64,611 × 64,611
  4. Step 4: Simplify right side
    45,880.50x = 4,174,581,321
  5. Step 5: Solve for x
    x = 4,174,581,321/45,880.50
  6. Step 6: Final answer
    x = 90,988.14

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.