Finding the Fourth Proportional to 275,955.96, 413,853.99 and 107,438.73
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Solution
The fourth proportional to 275,955.96, 413,853.99 and 107,438.73 is: 161,126.97
Step by Step Solution
- Step 1: Write the proportion equation
275,955.96 : 413,853.99 = 107,438.73 : x - Step 2: Convert to fraction form
275,955.96/413,853.99 = 107,438.73/x - Step 3: Cross multiply
275,955.96x = 413,853.99 × 107,438.73 - Step 4: Simplify right side
275,955.96x = 44,463,947,091.03 - Step 5: Solve for x
x = 44,463,947,091.03/275,955.96 - Step 6: Final answer
x = 161,126.97
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1.5x scale
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.