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Finding the Third Proportional to 112,388.06 and 235,163.81

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Solution

The third proportional to 112,388.06 and 235,163.81 is: 492,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,388.06 : 235,163.81 = 235,163.81 : x
  2. Step 2: Convert to fraction form
    112,388.06/235,163.81 = 235,163.81/x
  3. Step 3: Cross multiply
    112,388.06x = 235,163.81 × 235,163.81
  4. Step 4: Simplify right side
    112,388.06x = 55,302,018,709.54
  5. Step 5: Solve for x
    x = 55,302,018,709.54/112,388.06
  6. Step 6: Final answer
    x = 492,063.10

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.