Finding the Fourth Proportional to 119,556.26, 164,988.73 and 65,841.49
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Solution
The fourth proportional to 119,556.26, 164,988.73 and 65,841.49 is: 90,861.86
Step by Step Solution
- Step 1: Write the proportion equation
119,556.26 : 164,988.73 = 65,841.49 : x - Step 2: Convert to fraction form
119,556.26/164,988.73 = 65,841.49/x - Step 3: Cross multiply
119,556.26x = 164,988.73 × 65,841.49 - Step 4: Simplify right side
119,556.26x = 10,863,103,816.41 - Step 5: Solve for x
x = 10,863,103,816.41/119,556.26 - Step 6: Final answer
x = 90,861.86
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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.