Finding the Fourth Proportional to 235,571.13, 325,096.65 and 134,988.57
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Solution
The fourth proportional to 235,571.13, 325,096.65 and 134,988.57 is: 186,289.09
Step by Step Solution
- Step 1: Write the proportion equation
235,571.13 : 325,096.65 = 134,988.57 : x - Step 2: Convert to fraction form
235,571.13/325,096.65 = 134,988.57/x - Step 3: Cross multiply
235,571.13x = 325,096.65 × 134,988.57 - Step 4: Simplify right side
235,571.13x = 43,884,331,895.29 - Step 5: Solve for x
x = 43,884,331,895.29/235,571.13 - Step 6: Final answer
x = 186,289.09
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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.