Finding the Fourth Proportional to 175,715.64, 263,571.12 and 42,597.09
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Solution
The fourth proportional to 175,715.64, 263,571.12 and 42,597.09 is: 63,895.07
Step by Step Solution
- Step 1: Write the proportion equation
175,715.64 : 263,571.12 = 42,597.09 : x - Step 2: Convert to fraction form
175,715.64/263,571.12 = 42,597.09/x - Step 3: Cross multiply
175,715.64x = 263,571.12 × 42,597.09 - Step 4: Simplify right side
175,715.64x = 11,227,362,720.04 - Step 5: Solve for x
x = 11,227,362,720.04/175,715.64 - Step 6: Final answer
x = 63,895.07
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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.