Finding the Fourth Proportional to 214,558.38, 321,793.47 and 88,075.26
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Solution
The fourth proportional to 214,558.38, 321,793.47 and 88,075.26 is: 132,094.79
Step by Step Solution
- Step 1: Write the proportion equation
214,558.38 : 321,793.47 = 88,075.26 : x - Step 2: Convert to fraction form
214,558.38/321,793.47 = 88,075.26/x - Step 3: Cross multiply
214,558.38x = 321,793.47 × 88,075.26 - Step 4: Simplify right side
214,558.38x = 28,342,043,536.55 - Step 5: Solve for x
x = 28,342,043,536.55/214,558.38 - Step 6: Final answer
x = 132,094.79
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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.