Finding the Fourth Proportional to 173,409.81, 259,460.66 and 102,371.09
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Solution
The fourth proportional to 173,409.81, 259,460.66 and 102,371.09 is: 153,170.52
Step by Step Solution
- Step 1: Write the proportion equation
173,409.81 : 259,460.66 = 102,371.09 : x - Step 2: Convert to fraction form
173,409.81/259,460.66 = 102,371.09/x - Step 3: Cross multiply
173,409.81x = 259,460.66 × 102,371.09 - Step 4: Simplify right side
173,409.81x = 26,561,270,274.61 - Step 5: Solve for x
x = 26,561,270,274.61/173,409.81 - Step 6: Final answer
x = 153,170.52
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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.