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Finding the Third Proportional to 93,553.50 and 143,790

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Solution

The third proportional to 93,553.50 and 143,790 is: 221,002.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,553.50 : 143,790 = 143,790 : x
  2. Step 2: Convert to fraction form
    93,553.50/143,790 = 143,790/x
  3. Step 3: Cross multiply
    93,553.50x = 143,790 × 143,790
  4. Step 4: Simplify right side
    93,553.50x = 20,675,564,100
  5. Step 5: Solve for x
    x = 20,675,564,100/93,553.50
  6. Step 6: Final answer
    x = 221,002.57

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.