Finding the Fourth Proportional to 254,378.69, 351,046.70 and 141,201.44
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Solution
The fourth proportional to 254,378.69, 351,046.70 and 141,201.44 is: 194,860.27
Step by Step Solution
- Step 1: Write the proportion equation
254,378.69 : 351,046.70 = 141,201.44 : x - Step 2: Convert to fraction form
254,378.69/351,046.70 = 141,201.44/x - Step 3: Cross multiply
254,378.69x = 351,046.70 × 141,201.44 - Step 4: Simplify right side
254,378.69x = 49,568,299,547.25 - Step 5: Solve for x
x = 49,568,299,547.25/254,378.69 - Step 6: Final answer
x = 194,860.27
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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.