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Finding the Third Proportional to 92,172.94 and 136,869.75

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Solution

The third proportional to 92,172.94 and 136,869.75 is: 203,241.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,172.94 : 136,869.75 = 136,869.75 : x
  2. Step 2: Convert to fraction form
    92,172.94/136,869.75 = 136,869.75/x
  3. Step 3: Cross multiply
    92,172.94x = 136,869.75 × 136,869.75
  4. Step 4: Simplify right side
    92,172.94x = 18,733,328,465.06
  5. Step 5: Solve for x
    x = 18,733,328,465.06/92,172.94
  6. Step 6: Final answer
    x = 203,241.09

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.