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Finding the Third Proportional to 65,415.75 and 103,753.50

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Solution

The third proportional to 65,415.75 and 103,753.50 is: 164,559.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,415.75 : 103,753.50 = 103,753.50 : x
  2. Step 2: Convert to fraction form
    65,415.75/103,753.50 = 103,753.50/x
  3. Step 3: Cross multiply
    65,415.75x = 103,753.50 × 103,753.50
  4. Step 4: Simplify right side
    65,415.75x = 10,764,788,762.25
  5. Step 5: Solve for x
    x = 10,764,788,762.25/65,415.75
  6. Step 6: Final answer
    x = 164,559.59

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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.