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Finding the Third Proportional to 91,956.52 and 138,242.32

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Solution

The third proportional to 91,956.52 and 138,242.32 is: 207,825.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,956.52 : 138,242.32 = 138,242.32 : x
  2. Step 2: Convert to fraction form
    91,956.52/138,242.32 = 138,242.32/x
  3. Step 3: Cross multiply
    91,956.52x = 138,242.32 × 138,242.32
  4. Step 4: Simplify right side
    91,956.52x = 19,110,939,125.38
  5. Step 5: Solve for x
    x = 19,110,939,125.38/91,956.52
  6. Step 6: Final answer
    x = 207,825.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.