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Finding the Third Proportional to 56,313 and 84,303

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Solution

The third proportional to 56,313 and 84,303 is: 126,205.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,313 : 84,303 = 84,303 : x
  2. Step 2: Convert to fraction form
    56,313/84,303 = 84,303/x
  3. Step 3: Cross multiply
    56,313x = 84,303 × 84,303
  4. Step 4: Simplify right side
    56,313x = 7,106,995,809
  5. Step 5: Solve for x
    x = 7,106,995,809/56,313
  6. Step 6: Final answer
    x = 126,205.24

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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.