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Finding the Third Proportional to 91,632 and 145,368

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Solution

The third proportional to 91,632 and 145,368 is: 230,616.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,632 : 145,368 = 145,368 : x
  2. Step 2: Convert to fraction form
    91,632/145,368 = 145,368/x
  3. Step 3: Cross multiply
    91,632x = 145,368 × 145,368
  4. Step 4: Simplify right side
    91,632x = 21,131,855,424
  5. Step 5: Solve for x
    x = 21,131,855,424/91,632
  6. Step 6: Final answer
    x = 230,616.55

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.