Finding the Third Proportional to 86,579.44 and 138,309.75
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Solution
The third proportional to 86,579.44 and 138,309.75 is: 220,948.39
Step by Step Solution
- Step 1: Write the proportion equation
86,579.44 : 138,309.75 = 138,309.75 : x - Step 2: Convert to fraction form
86,579.44/138,309.75 = 138,309.75/x - Step 3: Cross multiply
86,579.44x = 138,309.75 × 138,309.75 - Step 4: Simplify right side
86,579.44x = 19,129,586,945.06 - Step 5: Solve for x
x = 19,129,586,945.06/86,579.44 - Step 6: Final answer
x = 220,948.39
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These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.