Finding the Third Proportional to 126,195.75 and 278,637.75
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Solution
The third proportional to 126,195.75 and 278,637.75 is: 615,226.71
Step by Step Solution
- Step 1: Write the proportion equation
126,195.75 : 278,637.75 = 278,637.75 : x - Step 2: Convert to fraction form
126,195.75/278,637.75 = 278,637.75/x - Step 3: Cross multiply
126,195.75x = 278,637.75 × 278,637.75 - Step 4: Simplify right side
126,195.75x = 77,638,995,725.06 - Step 5: Solve for x
x = 77,638,995,725.06/126,195.75 - Step 6: Final answer
x = 615,226.71
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These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.