Finding the Fourth Proportional to 182,162.58, 251,384.60 and 100,488.99
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Solution
The fourth proportional to 182,162.58, 251,384.60 and 100,488.99 is: 138,674.94
Step by Step Solution
- Step 1: Write the proportion equation
182,162.58 : 251,384.60 = 100,488.99 : x - Step 2: Convert to fraction form
182,162.58/251,384.60 = 100,488.99/x - Step 3: Cross multiply
182,162.58x = 251,384.60 × 100,488.99 - Step 4: Simplify right side
182,162.58x = 25,261,384,555.55 - Step 5: Solve for x
x = 25,261,384,555.55/182,162.58 - Step 6: Final answer
x = 138,674.94
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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.