Finding the Fourth Proportional to 223,580.26, 308,438.99 and 132,884.69
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Solution
The fourth proportional to 223,580.26, 308,438.99 and 132,884.69 is: 183,320.38
Step by Step Solution
- Step 1: Write the proportion equation
223,580.26 : 308,438.99 = 132,884.69 : x - Step 2: Convert to fraction form
223,580.26/308,438.99 = 132,884.69/x - Step 3: Cross multiply
223,580.26x = 308,438.99 × 132,884.69 - Step 4: Simplify right side
223,580.26x = 40,986,818,520.09 - Step 5: Solve for x
x = 40,986,818,520.09/223,580.26 - Step 6: Final answer
x = 183,320.38
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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.