Finding the Fourth Proportional to 175,711.09, 263,582.83 and 57,383.05
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Solution
The fourth proportional to 175,711.09, 263,582.83 and 57,383.05 is: 86,079.86
Step by Step Solution
- Step 1: Write the proportion equation
175,711.09 : 263,582.83 = 57,383.05 : x - Step 2: Convert to fraction form
175,711.09/263,582.83 = 57,383.05/x - Step 3: Cross multiply
175,711.09x = 263,582.83 × 57,383.05 - Step 4: Simplify right side
175,711.09x = 15,125,186,713.03 - Step 5: Solve for x
x = 15,125,186,713.03/175,711.09 - Step 6: Final answer
x = 86,079.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.