Finding the Fourth Proportional to 141,330.70, 211,864.28 and 47,771.02
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Solution
The fourth proportional to 141,330.70, 211,864.28 and 47,771.02 is: 71,611.99
Step by Step Solution
- Step 1: Write the proportion equation
141,330.70 : 211,864.28 = 47,771.02 : x - Step 2: Convert to fraction form
141,330.70/211,864.28 = 47,771.02/x - Step 3: Cross multiply
141,330.70x = 211,864.28 × 47,771.02 - Step 4: Simplify right side
141,330.70x = 10,120,972,757.17 - Step 5: Solve for x
x = 10,120,972,757.17/141,330.70 - Step 6: Final answer
x = 71,611.99
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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.