Finding the Third Proportional to 121,023.75 and 177,647.63
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Solution
The third proportional to 121,023.75 and 177,647.63 is: 260,764.34
Step by Step Solution
- Step 1: Write the proportion equation
121,023.75 : 177,647.63 = 177,647.63 : x - Step 2: Convert to fraction form
121,023.75/177,647.63 = 177,647.63/x - Step 3: Cross multiply
121,023.75x = 177,647.63 × 177,647.63 - Step 4: Simplify right side
121,023.75x = 31,558,678,668.14 - Step 5: Solve for x
x = 31,558,678,668.14/121,023.75 - Step 6: Final answer
x = 260,764.34
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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.