Finding the Third Proportional to 121,515.19 and 282,669.75
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Solution
The third proportional to 121,515.19 and 282,669.75 is: 657,548.98
Step by Step Solution
- Step 1: Write the proportion equation
121,515.19 : 282,669.75 = 282,669.75 : x - Step 2: Convert to fraction form
121,515.19/282,669.75 = 282,669.75/x - Step 3: Cross multiply
121,515.19x = 282,669.75 × 282,669.75 - Step 4: Simplify right side
121,515.19x = 79,902,187,565.06 - Step 5: Solve for x
x = 79,902,187,565.06/121,515.19 - Step 6: Final answer
x = 657,548.98
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These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.