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Finding the Third Proportional to 93,225 and 139,836

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Solution

The third proportional to 93,225 and 139,836 is: 209,751.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,225 : 139,836 = 139,836 : x
  2. Step 2: Convert to fraction form
    93,225/139,836 = 139,836/x
  3. Step 3: Cross multiply
    93,225x = 139,836 × 139,836
  4. Step 4: Simplify right side
    93,225x = 19,554,106,896
  5. Step 5: Solve for x
    x = 19,554,106,896/93,225
  6. Step 6: Final answer
    x = 209,751.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.