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Finding the Third Proportional to 60,813 and 90,975.38

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Solution

The third proportional to 60,813 and 90,975.38 is: 136,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,813 : 90,975.38 = 90,975.38 : x
  2. Step 2: Convert to fraction form
    60,813/90,975.38 = 90,975.38/x
  3. Step 3: Cross multiply
    60,813x = 90,975.38 × 90,975.38
  4. Step 4: Simplify right side
    60,813x = 8,276,518,856.39
  5. Step 5: Solve for x
    x = 8,276,518,856.39/60,813
  6. Step 6: Final answer
    x = 136,097.86

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Why These Related Problems?

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