Finding the Fourth Proportional to 183,325.71, 252,516.26 and 129,517.31
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Solution
The fourth proportional to 183,325.71, 252,516.26 and 129,517.31 is: 178,399.55
Step by Step Solution
- Step 1: Write the proportion equation
183,325.71 : 252,516.26 = 129,517.31 : x - Step 2: Convert to fraction form
183,325.71/252,516.26 = 129,517.31/x - Step 3: Cross multiply
183,325.71x = 252,516.26 × 129,517.31 - Step 4: Simplify right side
183,325.71x = 32,705,224,816.29 - Step 5: Solve for x
x = 32,705,224,816.29/183,325.71 - Step 6: Final answer
x = 178,399.55
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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.