Finding the Third Proportional to 121,649.25 and 266,979.75
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Solution
The third proportional to 121,649.25 and 266,979.75 is: 585,931.99
Step by Step Solution
- Step 1: Write the proportion equation
121,649.25 : 266,979.75 = 266,979.75 : x - Step 2: Convert to fraction form
121,649.25/266,979.75 = 266,979.75/x - Step 3: Cross multiply
121,649.25x = 266,979.75 × 266,979.75 - Step 4: Simplify right side
121,649.25x = 71,278,186,910.06 - Step 5: Solve for x
x = 71,278,186,910.06/121,649.25 - Step 6: Final answer
x = 585,931.99
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.