Finding the Fourth Proportional to 146,376.93, 201,997.54 and 82,713.36
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Solution
The fourth proportional to 146,376.93, 201,997.54 and 82,713.36 is: 114,142.95
Step by Step Solution
- Step 1: Write the proportion equation
146,376.93 : 201,997.54 = 82,713.36 : x - Step 2: Convert to fraction form
146,376.93/201,997.54 = 82,713.36/x - Step 3: Cross multiply
146,376.93x = 201,997.54 × 82,713.36 - Step 4: Simplify right side
146,376.93x = 16,707,895,245.13 - Step 5: Solve for x
x = 16,707,895,245.13/146,376.93 - Step 6: Final answer
x = 114,142.95
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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.