Finding the Third Proportional to 89,037.75 and 189,657.75
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Solution
The third proportional to 89,037.75 and 189,657.75 is: 403,986.65
Step by Step Solution
- Step 1: Write the proportion equation
89,037.75 : 189,657.75 = 189,657.75 : x - Step 2: Convert to fraction form
89,037.75/189,657.75 = 189,657.75/x - Step 3: Cross multiply
89,037.75x = 189,657.75 × 189,657.75 - Step 4: Simplify right side
89,037.75x = 35,970,062,135.06 - Step 5: Solve for x
x = 35,970,062,135.06/89,037.75 - Step 6: Final answer
x = 403,986.65
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.