Finding the Third Proportional to 122,687.25 and 179,979.75
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Solution
The third proportional to 122,687.25 and 179,979.75 is: 264,026.71
Step by Step Solution
- Step 1: Write the proportion equation
122,687.25 : 179,979.75 = 179,979.75 : x - Step 2: Convert to fraction form
122,687.25/179,979.75 = 179,979.75/x - Step 3: Cross multiply
122,687.25x = 179,979.75 × 179,979.75 - Step 4: Simplify right side
122,687.25x = 32,392,710,410.06 - Step 5: Solve for x
x = 32,392,710,410.06/122,687.25 - Step 6: Final answer
x = 264,026.71
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.