Finding the Fourth Proportional to 171,375.07, 257,106.97 and 100,357.71
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Solution
The fourth proportional to 171,375.07, 257,106.97 and 100,357.71 is: 150,562.55
Step by Step Solution
- Step 1: Write the proportion equation
171,375.07 : 257,106.97 = 100,357.71 : x - Step 2: Convert to fraction form
171,375.07/257,106.97 = 100,357.71/x - Step 3: Cross multiply
171,375.07x = 257,106.97 × 100,357.71 - Step 4: Simplify right side
171,375.07x = 25,802,666,734.24 - Step 5: Solve for x
x = 25,802,666,734.24/171,375.07 - Step 6: Final answer
x = 150,562.55
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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.