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Finding the Third Proportional to 93,388 and 139,748

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Solution

The third proportional to 93,388 and 139,748 is: 209,122.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,388 : 139,748 = 139,748 : x
  2. Step 2: Convert to fraction form
    93,388/139,748 = 139,748/x
  3. Step 3: Cross multiply
    93,388x = 139,748 × 139,748
  4. Step 4: Simplify right side
    93,388x = 19,529,503,504
  5. Step 5: Solve for x
    x = 19,529,503,504/93,388
  6. Step 6: Final answer
    x = 209,122.19

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