Finding the Third Proportional to 142,876.13 and 307,257.75
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Solution
The third proportional to 142,876.13 and 307,257.75 is: 660,763.48
Step by Step Solution
- Step 1: Write the proportion equation
142,876.13 : 307,257.75 = 307,257.75 : x - Step 2: Convert to fraction form
142,876.13/307,257.75 = 307,257.75/x - Step 3: Cross multiply
142,876.13x = 307,257.75 × 307,257.75 - Step 4: Simplify right side
142,876.13x = 94,407,324,935.06 - Step 5: Solve for x
x = 94,407,324,935.06/142,876.13 - Step 6: Final answer
x = 660,763.48
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.