Finding the Fourth Proportional to 220,765.53, 304,647.97 and 125,266.53
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Solution
The fourth proportional to 220,765.53, 304,647.97 and 125,266.53 is: 172,863.01
Step by Step Solution
- Step 1: Write the proportion equation
220,765.53 : 304,647.97 = 125,266.53 : x - Step 2: Convert to fraction form
220,765.53/304,647.97 = 125,266.53/x - Step 3: Cross multiply
220,765.53x = 304,647.97 × 125,266.53 - Step 4: Simplify right side
220,765.53x = 38,162,193,447.11 - Step 5: Solve for x
x = 38,162,193,447.11/220,765.53 - Step 6: Final answer
x = 172,863.01
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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.