Finding the Fourth Proportional to 220,311.18, 304,028.37 and 124,817.67
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Solution
The fourth proportional to 220,311.18, 304,028.37 and 124,817.67 is: 172,247.78
Step by Step Solution
- Step 1: Write the proportion equation
220,311.18 : 304,028.37 = 124,817.67 : x - Step 2: Convert to fraction form
220,311.18/304,028.37 = 124,817.67/x - Step 3: Cross multiply
220,311.18x = 304,028.37 × 124,817.67 - Step 4: Simplify right side
220,311.18x = 37,948,112,757.30 - Step 5: Solve for x
x = 37,948,112,757.30/220,311.18 - Step 6: Final answer
x = 172,247.78
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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.