Finding the Fourth Proportional to 234,435.24, 351,696.42 and 76,672.08
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Solution
The fourth proportional to 234,435.24, 351,696.42 and 76,672.08 is: 115,022.37
Step by Step Solution
- Step 1: Write the proportion equation
234,435.24 : 351,696.42 = 76,672.08 : x - Step 2: Convert to fraction form
234,435.24/351,696.42 = 76,672.08/x - Step 3: Cross multiply
234,435.24x = 351,696.42 × 76,672.08 - Step 4: Simplify right side
234,435.24x = 26,965,296,049.95 - Step 5: Solve for x
x = 26,965,296,049.95/234,435.24 - Step 6: Final answer
x = 115,022.37
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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.