Finding the Third Proportional to 129,853.13 and 278,181.84
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Solution
The third proportional to 129,853.13 and 278,181.84 is: 595,943.60
Step by Step Solution
- Step 1: Write the proportion equation
129,853.13 : 278,181.84 = 278,181.84 : x - Step 2: Convert to fraction form
129,853.13/278,181.84 = 278,181.84/x - Step 3: Cross multiply
129,853.13x = 278,181.84 × 278,181.84 - Step 4: Simplify right side
129,853.13x = 77,385,138,192.15 - Step 5: Solve for x
x = 77,385,138,192.15/129,853.13 - Step 6: Final answer
x = 595,943.60
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.