Finding the Fourth Proportional to 201,204.29, 277,582.37 and 129,626.06
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Solution
The fourth proportional to 201,204.29, 277,582.37 and 129,626.06 is: 178,832.71
Step by Step Solution
- Step 1: Write the proportion equation
201,204.29 : 277,582.37 = 129,626.06 : x - Step 2: Convert to fraction form
201,204.29/277,582.37 = 129,626.06/x - Step 3: Cross multiply
201,204.29x = 277,582.37 × 129,626.06 - Step 4: Simplify right side
201,204.29x = 35,981,908,994.39 - Step 5: Solve for x
x = 35,981,908,994.39/201,204.29 - Step 6: Final answer
x = 178,832.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.