Finding the Fourth Proportional to 146,751.13, 202,552.82 and 83,126.44
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Solution
The fourth proportional to 146,751.13, 202,552.82 and 83,126.44 is: 114,735.03
Step by Step Solution
- Step 1: Write the proportion equation
146,751.13 : 202,552.82 = 83,126.44 : x - Step 2: Convert to fraction form
146,751.13/202,552.82 = 83,126.44/x - Step 3: Cross multiply
146,751.13x = 202,552.82 × 83,126.44 - Step 4: Simplify right side
146,751.13x = 16,837,494,838.56 - Step 5: Solve for x
x = 16,837,494,838.56/146,751.13 - Step 6: Final answer
x = 114,735.03
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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.