Finding the Fourth Proportional to 212,020.71, 292,576.21 and 116,527.48
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Solution
The fourth proportional to 212,020.71, 292,576.21 and 116,527.48 is: 160,801.12
Step by Step Solution
- Step 1: Write the proportion equation
212,020.71 : 292,576.21 = 116,527.48 : x - Step 2: Convert to fraction form
212,020.71/292,576.21 = 116,527.48/x - Step 3: Cross multiply
212,020.71x = 292,576.21 × 116,527.48 - Step 4: Simplify right side
212,020.71x = 34,093,168,459.25 - Step 5: Solve for x
x = 34,093,168,459.25/212,020.71 - Step 6: Final answer
x = 160,801.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.