Finding the Fourth Proportional to 158,476.62, 237,584.88 and 74,195.76
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Solution
The fourth proportional to 158,476.62, 237,584.88 and 74,195.76 is: 111,232.75
Step by Step Solution
- Step 1: Write the proportion equation
158,476.62 : 237,584.88 = 74,195.76 : x - Step 2: Convert to fraction form
158,476.62/237,584.88 = 74,195.76/x - Step 3: Cross multiply
158,476.62x = 237,584.88 × 74,195.76 - Step 4: Simplify right side
158,476.62x = 17,627,790,736.11 - Step 5: Solve for x
x = 17,627,790,736.11/158,476.62 - Step 6: Final answer
x = 111,232.75
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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.