Finding the Fourth Proportional to 202,511.70, 303,184.35 and 123,779.70
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Solution
The fourth proportional to 202,511.70, 303,184.35 and 123,779.70 is: 185,313.09
Step by Step Solution
- Step 1: Write the proportion equation
202,511.70 : 303,184.35 = 123,779.70 : x - Step 2: Convert to fraction form
202,511.70/303,184.35 = 123,779.70/x - Step 3: Cross multiply
202,511.70x = 303,184.35 × 123,779.70 - Step 4: Simplify right side
202,511.70x = 37,528,067,887.70 - Step 5: Solve for x
x = 37,528,067,887.70/202,511.70 - Step 6: Final answer
x = 185,313.09
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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.