Finding the Fourth Proportional to 201,118.26, 301,804.44 and 112,429.95
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Solution
The fourth proportional to 201,118.26, 301,804.44 and 112,429.95 is: 168,715.95
Step by Step Solution
- Step 1: Write the proportion equation
201,118.26 : 301,804.44 = 112,429.95 : x - Step 2: Convert to fraction form
201,118.26/301,804.44 = 112,429.95/x - Step 3: Cross multiply
201,118.26x = 301,804.44 × 112,429.95 - Step 4: Simplify right side
201,118.26x = 33,931,858,098.98 - Step 5: Solve for x
x = 33,931,858,098.98/201,118.26 - Step 6: Final answer
x = 168,715.95
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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.