Finding the Fourth Proportional to 202,536.13, 303,596.82 and 84,276.13
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Solution
The fourth proportional to 202,536.13, 303,596.82 and 84,276.13 is: 126,327.91
Step by Step Solution
- Step 1: Write the proportion equation
202,536.13 : 303,596.82 = 84,276.13 : x - Step 2: Convert to fraction form
202,536.13/303,596.82 = 84,276.13/x - Step 3: Cross multiply
202,536.13x = 303,596.82 × 84,276.13 - Step 4: Simplify right side
202,536.13x = 25,585,965,069.91 - Step 5: Solve for x
x = 25,585,965,069.91/202,536.13 - Step 6: Final answer
x = 126,327.91
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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.