Finding the Fourth Proportional to 94,620.99, 141,770.82 and 57,102.23
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Solution
The fourth proportional to 94,620.99, 141,770.82 and 57,102.23 is: 85,556.39
Step by Step Solution
- Step 1: Write the proportion equation
94,620.99 : 141,770.82 = 57,102.23 : x - Step 2: Convert to fraction form
94,620.99/141,770.82 = 57,102.23/x - Step 3: Cross multiply
94,620.99x = 141,770.82 × 57,102.23 - Step 4: Simplify right side
94,620.99x = 8,095,429,970.93 - Step 5: Solve for x
x = 8,095,429,970.93/94,620.99 - Step 6: Final answer
x = 85,556.39
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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.