Finding the Third Proportional to 81,135 and 118,563.75
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Solution
The third proportional to 81,135 and 118,563.75 is: 173,258.92
Step by Step Solution
- Step 1: Write the proportion equation
81,135 : 118,563.75 = 118,563.75 : x - Step 2: Convert to fraction form
81,135/118,563.75 = 118,563.75/x - Step 3: Cross multiply
81,135x = 118,563.75 × 118,563.75 - Step 4: Simplify right side
81,135x = 14,057,362,814.06 - Step 5: Solve for x
x = 14,057,362,814.06/81,135 - Step 6: Final answer
x = 173,258.92
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.