Finding the Fourth Proportional to 235,721.34, 325,329.72 and 132,367.14
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Solution
The fourth proportional to 235,721.34, 325,329.72 and 132,367.14 is: 182,685.90
Step by Step Solution
- Step 1: Write the proportion equation
235,721.34 : 325,329.72 = 132,367.14 : x - Step 2: Convert to fraction form
235,721.34/325,329.72 = 132,367.14/x - Step 3: Cross multiply
235,721.34x = 325,329.72 × 132,367.14 - Step 4: Simplify right side
235,721.34x = 43,062,964,593.40 - Step 5: Solve for x
x = 43,062,964,593.40/235,721.34 - Step 6: Final answer
x = 182,685.90
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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.