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Finding the Third Proportional to 85,622.06 and 135,572.06

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Solution

The third proportional to 85,622.06 and 135,572.06 is: 214,661.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,622.06 : 135,572.06 = 135,572.06 : x
  2. Step 2: Convert to fraction form
    85,622.06/135,572.06 = 135,572.06/x
  3. Step 3: Cross multiply
    85,622.06x = 135,572.06 × 135,572.06
  4. Step 4: Simplify right side
    85,622.06x = 18,379,784,130.50
  5. Step 5: Solve for x
    x = 18,379,784,130.50/85,622.06
  6. Step 6: Final answer
    x = 214,661.78

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.