Finding the Fourth Proportional to 188,465.94, 282,655.09 and 55,310.44
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Solution
The fourth proportional to 188,465.94, 282,655.09 and 55,310.44 is: 82,952.80
Step by Step Solution
- Step 1: Write the proportion equation
188,465.94 : 282,655.09 = 55,310.44 : x - Step 2: Convert to fraction form
188,465.94/282,655.09 = 55,310.44/x - Step 3: Cross multiply
188,465.94x = 282,655.09 × 55,310.44 - Step 4: Simplify right side
188,465.94x = 15,633,777,396.14 - Step 5: Solve for x
x = 15,633,777,396.14/188,465.94 - Step 6: Final answer
x = 82,952.80
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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.