Finding the Fourth Proportional to 205,567.42, 283,770.49 and 125,020.82
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Solution
The fourth proportional to 205,567.42, 283,770.49 and 125,020.82 is: 172,581.92
Step by Step Solution
- Step 1: Write the proportion equation
205,567.42 : 283,770.49 = 125,020.82 : x - Step 2: Convert to fraction form
205,567.42/283,770.49 = 125,020.82/x - Step 3: Cross multiply
205,567.42x = 283,770.49 × 125,020.82 - Step 4: Simplify right side
205,567.42x = 35,477,219,351.60 - Step 5: Solve for x
x = 35,477,219,351.60/205,567.42 - Step 6: Final answer
x = 172,581.92
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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.