Finding the Third Proportional to 121,798.25 and 265,729.50
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Solution
The third proportional to 121,798.25 and 265,729.50 is: 579,746.98
Step by Step Solution
- Step 1: Write the proportion equation
121,798.25 : 265,729.50 = 265,729.50 : x - Step 2: Convert to fraction form
121,798.25/265,729.50 = 265,729.50/x - Step 3: Cross multiply
121,798.25x = 265,729.50 × 265,729.50 - Step 4: Simplify right side
121,798.25x = 70,612,167,170.25 - Step 5: Solve for x
x = 70,612,167,170.25/121,798.25 - Step 6: Final answer
x = 579,746.98
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.