Finding the Fourth Proportional to 175,816.40, 263,716.12 and 57,472.08
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Solution
The fourth proportional to 175,816.40, 263,716.12 and 57,472.08 is: 86,205.35
Step by Step Solution
- Step 1: Write the proportion equation
175,816.40 : 263,716.12 = 57,472.08 : x - Step 2: Convert to fraction form
175,816.40/263,716.12 = 57,472.08/x - Step 3: Cross multiply
175,816.40x = 263,716.12 × 57,472.08 - Step 4: Simplify right side
175,816.40x = 15,156,313,945.93 - Step 5: Solve for x
x = 15,156,313,945.93/175,816.40 - Step 6: Final answer
x = 86,205.35
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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.