Finding the Third Proportional to 108,393.19 and 115,890.75
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Solution
The third proportional to 108,393.19 and 115,890.75 is: 123,906.92
Step by Step Solution
- Step 1: Write the proportion equation
108,393.19 : 115,890.75 = 115,890.75 : x - Step 2: Convert to fraction form
108,393.19/115,890.75 = 115,890.75/x - Step 3: Cross multiply
108,393.19x = 115,890.75 × 115,890.75 - Step 4: Simplify right side
108,393.19x = 13,430,665,935.56 - Step 5: Solve for x
x = 13,430,665,935.56/108,393.19 - Step 6: Final answer
x = 123,906.92
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These problems maintain the same ratio (1.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.