Finding the Third Proportional to 115,279.50 and 180,445.50
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Solution
The third proportional to 115,279.50 and 180,445.50 is: 282,448.99
Step by Step Solution
- Step 1: Write the proportion equation
115,279.50 : 180,445.50 = 180,445.50 : x - Step 2: Convert to fraction form
115,279.50/180,445.50 = 180,445.50/x - Step 3: Cross multiply
115,279.50x = 180,445.50 × 180,445.50 - Step 4: Simplify right side
115,279.50x = 32,560,578,470.25 - Step 5: Solve for x
x = 32,560,578,470.25/115,279.50 - Step 6: Final answer
x = 282,448.99
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.