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Finding the Third Proportional to 41,590 and 90,008

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Solution

The third proportional to 41,590 and 90,008 is: 194,792.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,590 : 90,008 = 90,008 : x
  2. Step 2: Convert to fraction form
    41,590/90,008 = 90,008/x
  3. Step 3: Cross multiply
    41,590x = 90,008 × 90,008
  4. Step 4: Simplify right side
    41,590x = 8,101,440,064
  5. Step 5: Solve for x
    x = 8,101,440,064/41,590
  6. Step 6: Final answer
    x = 194,792.98

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.