Finding the Third Proportional to 121,527.75 and 190,207.13
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Solution
The third proportional to 121,527.75 and 190,207.13 is: 297,699.50
Step by Step Solution
- Step 1: Write the proportion equation
121,527.75 : 190,207.13 = 190,207.13 : x - Step 2: Convert to fraction form
121,527.75/190,207.13 = 190,207.13/x - Step 3: Cross multiply
121,527.75x = 190,207.13 × 190,207.13 - Step 4: Simplify right side
121,527.75x = 36,178,750,400.77 - Step 5: Solve for x
x = 36,178,750,400.77/121,527.75 - Step 6: Final answer
x = 297,699.50
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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.