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Finding the Third Proportional to 97,410 and 155,611

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Solution

The third proportional to 97,410 and 155,611 is: 248,586.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,410 : 155,611 = 155,611 : x
  2. Step 2: Convert to fraction form
    97,410/155,611 = 155,611/x
  3. Step 3: Cross multiply
    97,410x = 155,611 × 155,611
  4. Step 4: Simplify right side
    97,410x = 24,214,783,321
  5. Step 5: Solve for x
    x = 24,214,783,321/97,410
  6. Step 6: Final answer
    x = 248,586.22

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.