Finding the Third Proportional to 130,194 and 285,315.75
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Solution
The third proportional to 130,194 and 285,315.75 is: 625,259.82
Step by Step Solution
- Step 1: Write the proportion equation
130,194 : 285,315.75 = 285,315.75 : x - Step 2: Convert to fraction form
130,194/285,315.75 = 285,315.75/x - Step 3: Cross multiply
130,194x = 285,315.75 × 285,315.75 - Step 4: Simplify right side
130,194x = 81,405,077,198.06 - Step 5: Solve for x
x = 81,405,077,198.06/130,194 - Step 6: Final answer
x = 625,259.82
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.