Finding the Third Proportional to 63,906.75 and 138,390.94
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Solution
The third proportional to 63,906.75 and 138,390.94 is: 299,687.46
Step by Step Solution
- Step 1: Write the proportion equation
63,906.75 : 138,390.94 = 138,390.94 : x - Step 2: Convert to fraction form
63,906.75/138,390.94 = 138,390.94/x - Step 3: Cross multiply
63,906.75x = 138,390.94 × 138,390.94 - Step 4: Simplify right side
63,906.75x = 19,152,051,582.13 - Step 5: Solve for x
x = 19,152,051,582.13/63,906.75 - Step 6: Final answer
x = 299,687.46
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.