Finding the Fourth Proportional to 86,193.18, 129,289.77 and 27,034.02
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Solution
The fourth proportional to 86,193.18, 129,289.77 and 27,034.02 is: 40,551.03
Step by Step Solution
- Step 1: Write the proportion equation
86,193.18 : 129,289.77 = 27,034.02 : x - Step 2: Convert to fraction form
86,193.18/129,289.77 = 27,034.02/x - Step 3: Cross multiply
86,193.18x = 129,289.77 × 27,034.02 - Step 4: Simplify right side
86,193.18x = 3,495,222,227.98 - Step 5: Solve for x
x = 3,495,222,227.98/86,193.18 - Step 6: Final answer
x = 40,551.03
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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.