Finding the Fourth Proportional to 125,411.01, 188,122.80 and 41,137.08
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Solution
The fourth proportional to 125,411.01, 188,122.80 and 41,137.08 is: 61,707.68
Step by Step Solution
- Step 1: Write the proportion equation
125,411.01 : 188,122.80 = 41,137.08 : x - Step 2: Convert to fraction form
125,411.01/188,122.80 = 41,137.08/x - Step 3: Cross multiply
125,411.01x = 188,122.80 × 41,137.08 - Step 4: Simplify right side
125,411.01x = 7,738,822,673.42 - Step 5: Solve for x
x = 7,738,822,673.42/125,411.01 - Step 6: Final answer
x = 61,707.68
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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.