Finding the Third Proportional to 121,279.13 and 255,125.63
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Solution
The third proportional to 121,279.13 and 255,125.63 is: 536,688.28
Step by Step Solution
- Step 1: Write the proportion equation
121,279.13 : 255,125.63 = 255,125.63 : x - Step 2: Convert to fraction form
121,279.13/255,125.63 = 255,125.63/x - Step 3: Cross multiply
121,279.13x = 255,125.63 × 255,125.63 - Step 4: Simplify right side
121,279.13x = 65,089,084,531.64 - Step 5: Solve for x
x = 65,089,084,531.64/121,279.13 - Step 6: Final answer
x = 536,688.28
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Why These Related Problems?
These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.