Finding the Fourth Proportional to 125,939.62, 188,929.92 and 37,202.08
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Solution
The fourth proportional to 125,939.62, 188,929.92 and 37,202.08 is: 55,809.17
Step by Step Solution
- Step 1: Write the proportion equation
125,939.62 : 188,929.92 = 37,202.08 : x - Step 2: Convert to fraction form
125,939.62/188,929.92 = 37,202.08/x - Step 3: Cross multiply
125,939.62x = 188,929.92 × 37,202.08 - Step 4: Simplify right side
125,939.62x = 7,028,585,998.23 - Step 5: Solve for x
x = 7,028,585,998.23/125,939.62 - Step 6: Final answer
x = 55,809.17
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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.