Finding the Third Proportional to 80,290.13 and 189,879.75
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Solution
The third proportional to 80,290.13 and 189,879.75 is: 449,050.48
Step by Step Solution
- Step 1: Write the proportion equation
80,290.13 : 189,879.75 = 189,879.75 : x - Step 2: Convert to fraction form
80,290.13/189,879.75 = 189,879.75/x - Step 3: Cross multiply
80,290.13x = 189,879.75 × 189,879.75 - Step 4: Simplify right side
80,290.13x = 36,054,319,460.06 - Step 5: Solve for x
x = 36,054,319,460.06/80,290.13 - Step 6: Final answer
x = 449,050.48
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.