Finding the Fourth Proportional to 157,365.62, 236,118.21 and 82,467.97
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Solution
The fourth proportional to 157,365.62, 236,118.21 and 82,467.97 is: 123,738.52
Step by Step Solution
- Step 1: Write the proportion equation
157,365.62 : 236,118.21 = 82,467.97 : x - Step 2: Convert to fraction form
157,365.62/236,118.21 = 82,467.97/x - Step 3: Cross multiply
157,365.62x = 236,118.21 × 82,467.97 - Step 4: Simplify right side
157,365.62x = 19,472,188,868.44 - Step 5: Solve for x
x = 19,472,188,868.44/157,365.62 - Step 6: Final answer
x = 123,738.52
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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.