Finding the Fourth Proportional to 202,281.75, 303,422.63 and 54,537.75
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Solution
The fourth proportional to 202,281.75, 303,422.63 and 54,537.75 is: 81,806.63
Step by Step Solution
- Step 1: Write the proportion equation
202,281.75 : 303,422.63 = 54,537.75 : x - Step 2: Convert to fraction form
202,281.75/303,422.63 = 54,537.75/x - Step 3: Cross multiply
202,281.75x = 303,422.63 × 54,537.75 - Step 4: Simplify right side
202,281.75x = 16,547,987,539.28 - Step 5: Solve for x
x = 16,547,987,539.28/202,281.75 - Step 6: Final answer
x = 81,806.63
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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.