Finding the Fourth Proportional to 248,036.25, 372,053.53 and 68,121.84
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Solution
The fourth proportional to 248,036.25, 372,053.53 and 68,121.84 is: 102,182.53
Step by Step Solution
- Step 1: Write the proportion equation
248,036.25 : 372,053.53 = 68,121.84 : x - Step 2: Convert to fraction form
248,036.25/372,053.53 = 68,121.84/x - Step 3: Cross multiply
248,036.25x = 372,053.53 × 68,121.84 - Step 4: Simplify right side
248,036.25x = 25,344,971,042.10 - Step 5: Solve for x
x = 25,344,971,042.10/248,036.25 - Step 6: Final answer
x = 102,182.53
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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.