Finding the Fourth Proportional to 182,121.87, 251,329.64 and 101,554.81
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Solution
The fourth proportional to 182,121.87, 251,329.64 and 101,554.81 is: 140,146.45
Step by Step Solution
- Step 1: Write the proportion equation
182,121.87 : 251,329.64 = 101,554.81 : x - Step 2: Convert to fraction form
182,121.87/251,329.64 = 101,554.81/x - Step 3: Cross multiply
182,121.87x = 251,329.64 × 101,554.81 - Step 4: Simplify right side
182,121.87x = 25,523,734,115.20 - Step 5: Solve for x
x = 25,523,734,115.20/182,121.87 - Step 6: Final answer
x = 140,146.45
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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.