Finding the Fourth Proportional to 220,325.19, 304,053.26 and 119,729.67
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Solution
The fourth proportional to 220,325.19, 304,053.26 and 119,729.67 is: 165,229.39
Step by Step Solution
- Step 1: Write the proportion equation
220,325.19 : 304,053.26 = 119,729.67 : x - Step 2: Convert to fraction form
220,325.19/304,053.26 = 119,729.67/x - Step 3: Cross multiply
220,325.19x = 304,053.26 × 119,729.67 - Step 4: Simplify right side
220,325.19x = 36,404,195,883.58 - Step 5: Solve for x
x = 36,404,195,883.58/220,325.19 - Step 6: Final answer
x = 165,229.39
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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.