Finding the Third Proportional to 136,707.75 and 213,699.09
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Solution
The third proportional to 136,707.75 and 213,699.09 is: 334,050.58
Step by Step Solution
- Step 1: Write the proportion equation
136,707.75 : 213,699.09 = 213,699.09 : x - Step 2: Convert to fraction form
136,707.75/213,699.09 = 213,699.09/x - Step 3: Cross multiply
136,707.75x = 213,699.09 × 213,699.09 - Step 4: Simplify right side
136,707.75x = 45,667,302,669.57 - Step 5: Solve for x
x = 45,667,302,669.57/136,707.75 - Step 6: Final answer
x = 334,050.58
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.