Finding the Fourth Proportional to 168,697.62, 252,519.39 and 112,583.70
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Solution
The fourth proportional to 168,697.62, 252,519.39 and 112,583.70 is: 168,523.82
Step by Step Solution
- Step 1: Write the proportion equation
168,697.62 : 252,519.39 = 112,583.70 : x - Step 2: Convert to fraction form
168,697.62/252,519.39 = 112,583.70/x - Step 3: Cross multiply
168,697.62x = 252,519.39 × 112,583.70 - Step 4: Simplify right side
168,697.62x = 28,429,567,247.94 - Step 5: Solve for x
x = 28,429,567,247.94/168,697.62 - Step 6: Final answer
x = 168,523.82
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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.