Finding the Third Proportional to 68,289.75 and 106,899.75
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Solution
The third proportional to 68,289.75 and 106,899.75 is: 167,339.26
Step by Step Solution
- Step 1: Write the proportion equation
68,289.75 : 106,899.75 = 106,899.75 : x - Step 2: Convert to fraction form
68,289.75/106,899.75 = 106,899.75/x - Step 3: Cross multiply
68,289.75x = 106,899.75 × 106,899.75 - Step 4: Simplify right side
68,289.75x = 11,427,556,550.06 - Step 5: Solve for x
x = 11,427,556,550.06/68,289.75 - Step 6: Final answer
x = 167,339.26
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.