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Finding the Third Proportional to 74,360.75 and 106,003.75

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Solution

The third proportional to 74,360.75 and 106,003.75 is: 151,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,360.75 : 106,003.75 = 106,003.75 : x
  2. Step 2: Convert to fraction form
    74,360.75/106,003.75 = 106,003.75/x
  3. Step 3: Cross multiply
    74,360.75x = 106,003.75 × 106,003.75
  4. Step 4: Simplify right side
    74,360.75x = 11,236,795,014.06
  5. Step 5: Solve for x
    x = 11,236,795,014.06/74,360.75
  6. Step 6: Final answer
    x = 151,111.91

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.