Finding the Fourth Proportional to 220,102.88, 330,201.68 and 68,296.93
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Solution
The fourth proportional to 220,102.88, 330,201.68 and 68,296.93 is: 102,460.09
Step by Step Solution
- Step 1: Write the proportion equation
220,102.88 : 330,201.68 = 68,296.93 : x - Step 2: Convert to fraction form
220,102.88/330,201.68 = 68,296.93/x - Step 3: Cross multiply
220,102.88x = 330,201.68 × 68,296.93 - Step 4: Simplify right side
220,102.88x = 22,551,759,857.85 - Step 5: Solve for x
x = 22,551,759,857.85/220,102.88 - Step 6: Final answer
x = 102,460.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.