Finding the Fourth Proportional to 181,277.27, 250,158.14 and 100,704.99
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Solution
The fourth proportional to 181,277.27, 250,158.14 and 100,704.99 is: 138,970.39
Step by Step Solution
- Step 1: Write the proportion equation
181,277.27 : 250,158.14 = 100,704.99 : x - Step 2: Convert to fraction form
181,277.27/250,158.14 = 100,704.99/x - Step 3: Cross multiply
181,277.27x = 250,158.14 × 100,704.99 - Step 4: Simplify right side
181,277.27x = 25,192,172,987.12 - Step 5: Solve for x
x = 25,192,172,987.12/181,277.27 - Step 6: Final answer
x = 138,970.39
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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.