Finding the Fourth Proportional to 218,319.26, 327,460.14 and 132,907.95
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Solution
The fourth proportional to 218,319.26, 327,460.14 and 132,907.95 is: 199,350.51
Step by Step Solution
- Step 1: Write the proportion equation
218,319.26 : 327,460.14 = 132,907.95 : x - Step 2: Convert to fraction form
218,319.26/327,460.14 = 132,907.95/x - Step 3: Cross multiply
218,319.26x = 327,460.14 × 132,907.95 - Step 4: Simplify right side
218,319.26x = 43,522,056,068.22 - Step 5: Solve for x
x = 43,522,056,068.22/218,319.26 - Step 6: Final answer
x = 199,350.51
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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.