Finding the Third Proportional to 121,114.13 and 248,272.31
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Solution
The third proportional to 121,114.13 and 248,272.31 is: 508,934.37
Step by Step Solution
- Step 1: Write the proportion equation
121,114.13 : 248,272.31 = 248,272.31 : x - Step 2: Convert to fraction form
121,114.13/248,272.31 = 248,272.31/x - Step 3: Cross multiply
121,114.13x = 248,272.31 × 248,272.31 - Step 4: Simplify right side
121,114.13x = 61,639,141,154.10 - Step 5: Solve for x
x = 61,639,141,154.10/121,114.13 - Step 6: Final answer
x = 508,934.37
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Why These Related Problems?
These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.