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Finding the Third Proportional to 41,621.63 and 90,312.75

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Solution

The third proportional to 41,621.63 and 90,312.75 is: 195,965.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,621.63 : 90,312.75 = 90,312.75 : x
  2. Step 2: Convert to fraction form
    41,621.63/90,312.75 = 90,312.75/x
  3. Step 3: Cross multiply
    41,621.63x = 90,312.75 × 90,312.75
  4. Step 4: Simplify right side
    41,621.63x = 8,156,392,812.56
  5. Step 5: Solve for x
    x = 8,156,392,812.56/41,621.63
  6. Step 6: Final answer
    x = 195,965.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.