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Finding the Third Proportional to 65,313.84 and 100,943.72

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Solution

The third proportional to 65,313.84 and 100,943.72 is: 156,010.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,313.84 : 100,943.72 = 100,943.72 : x
  2. Step 2: Convert to fraction form
    65,313.84/100,943.72 = 100,943.72/x
  3. Step 3: Cross multiply
    65,313.84x = 100,943.72 × 100,943.72
  4. Step 4: Simplify right side
    65,313.84x = 10,189,634,355.08
  5. Step 5: Solve for x
    x = 10,189,634,355.08/65,313.84
  6. Step 6: Final answer
    x = 156,010.33

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.