Finding the Fourth Proportional to 141,471.68, 212,207.64 and 36,290.66
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Solution
The fourth proportional to 141,471.68, 212,207.64 and 36,290.66 is: 54,436.02
Step by Step Solution
- Step 1: Write the proportion equation
141,471.68 : 212,207.64 = 36,290.66 : x - Step 2: Convert to fraction form
141,471.68/212,207.64 = 36,290.66/x - Step 3: Cross multiply
141,471.68x = 212,207.64 × 36,290.66 - Step 4: Simplify right side
141,471.68x = 7,701,155,312.64 - Step 5: Solve for x
x = 7,701,155,312.64/141,471.68 - Step 6: Final answer
x = 54,436.02
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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.