Finding the Fourth Proportional to 205,630.05, 283,770.23 and 119,609.67
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Solution
The fourth proportional to 205,630.05, 283,770.23 and 119,609.67 is: 165,061.78
Step by Step Solution
- Step 1: Write the proportion equation
205,630.05 : 283,770.23 = 119,609.67 : x - Step 2: Convert to fraction form
205,630.05/283,770.23 = 119,609.67/x - Step 3: Cross multiply
205,630.05x = 283,770.23 × 119,609.67 - Step 4: Simplify right side
205,630.05x = 33,941,662,968.08 - Step 5: Solve for x
x = 33,941,662,968.08/205,630.05 - Step 6: Final answer
x = 165,061.78
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1.5x scale
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.