Finding the Fourth Proportional to 71,846.66, 107,770.01 and 21,927.02
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Solution
The fourth proportional to 71,846.66, 107,770.01 and 21,927.02 is: 32,890.53
Step by Step Solution
- Step 1: Write the proportion equation
71,846.66 : 107,770.01 = 21,927.02 : x - Step 2: Convert to fraction form
71,846.66/107,770.01 = 21,927.02/x - Step 3: Cross multiply
71,846.66x = 107,770.01 × 21,927.02 - Step 4: Simplify right side
71,846.66x = 2,363,074,516.19 - Step 5: Solve for x
x = 2,363,074,516.19/71,846.66 - Step 6: Final answer
x = 32,890.53
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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.