Finding the Fourth Proportional to 177,229.80, 265,601.70 and 113,855.40
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Solution
The fourth proportional to 177,229.80, 265,601.70 and 113,855.40 is: 170,626.99
Step by Step Solution
- Step 1: Write the proportion equation
177,229.80 : 265,601.70 = 113,855.40 : x - Step 2: Convert to fraction form
177,229.80/265,601.70 = 113,855.40/x - Step 3: Cross multiply
177,229.80x = 265,601.70 × 113,855.40 - Step 4: Simplify right side
177,229.80x = 30,240,187,794.18 - Step 5: Solve for x
x = 30,240,187,794.18/177,229.80 - Step 6: Final answer
x = 170,626.99
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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.