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Finding the Third Proportional to 91,392.75 and 136,325.25

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Solution

The third proportional to 91,392.75 and 136,325.25 is: 203,348.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,392.75 : 136,325.25 = 136,325.25 : x
  2. Step 2: Convert to fraction form
    91,392.75/136,325.25 = 136,325.25/x
  3. Step 3: Cross multiply
    91,392.75x = 136,325.25 × 136,325.25
  4. Step 4: Simplify right side
    91,392.75x = 18,584,573,787.56
  5. Step 5: Solve for x
    x = 18,584,573,787.56/91,392.75
  6. Step 6: Final answer
    x = 203,348.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.