Finding the Third Proportional to 121,479.75 and 267,117.75
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Solution
The third proportional to 121,479.75 and 267,117.75 is: 587,356.27
Step by Step Solution
- Step 1: Write the proportion equation
121,479.75 : 267,117.75 = 267,117.75 : x - Step 2: Convert to fraction form
121,479.75/267,117.75 = 267,117.75/x - Step 3: Cross multiply
121,479.75x = 267,117.75 × 267,117.75 - Step 4: Simplify right side
121,479.75x = 71,351,892,365.06 - Step 5: Solve for x
x = 71,351,892,365.06/121,479.75 - Step 6: Final answer
x = 587,356.27
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.