Finding the Fourth Proportional to 141,186.11, 211,716.99 and 66,327.53
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Solution
The fourth proportional to 141,186.11, 211,716.99 and 66,327.53 is: 99,462.08
Step by Step Solution
- Step 1: Write the proportion equation
141,186.11 : 211,716.99 = 66,327.53 : x - Step 2: Convert to fraction form
141,186.11/211,716.99 = 66,327.53/x - Step 3: Cross multiply
141,186.11x = 211,716.99 × 66,327.53 - Step 4: Simplify right side
141,186.11x = 14,042,663,947.15 - Step 5: Solve for x
x = 14,042,663,947.15/141,186.11 - Step 6: Final answer
x = 99,462.08
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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.