Finding the Fourth Proportional to 205,453.08, 283,553.46 and 118,236.40
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Solution
The fourth proportional to 205,453.08, 283,553.46 and 118,236.40 is: 163,182.46
Step by Step Solution
- Step 1: Write the proportion equation
205,453.08 : 283,553.46 = 118,236.40 : x - Step 2: Convert to fraction form
205,453.08/283,553.46 = 118,236.40/x - Step 3: Cross multiply
205,453.08x = 283,553.46 × 118,236.40 - Step 4: Simplify right side
205,453.08x = 33,526,339,609.06 - Step 5: Solve for x
x = 33,526,339,609.06/205,453.08 - Step 6: Final answer
x = 163,182.46
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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.