Finding the Third Proportional to 128,170.13 and 276,062.06
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Solution
The third proportional to 128,170.13 and 276,062.06 is: 594,602.39
Step by Step Solution
- Step 1: Write the proportion equation
128,170.13 : 276,062.06 = 276,062.06 : x - Step 2: Convert to fraction form
128,170.13/276,062.06 = 276,062.06/x - Step 3: Cross multiply
128,170.13x = 276,062.06 × 276,062.06 - Step 4: Simplify right side
128,170.13x = 76,210,262,351.75 - Step 5: Solve for x
x = 76,210,262,351.75/128,170.13 - Step 6: Final answer
x = 594,602.39
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.