Finding the Fourth Proportional to 181,996.62, 251,162.62 and 101,423.44
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Solution
The fourth proportional to 181,996.62, 251,162.62 and 101,423.44 is: 139,968.41
Step by Step Solution
- Step 1: Write the proportion equation
181,996.62 : 251,162.62 = 101,423.44 : x - Step 2: Convert to fraction form
181,996.62/251,162.62 = 101,423.44/x - Step 3: Cross multiply
181,996.62x = 251,162.62 × 101,423.44 - Step 4: Simplify right side
181,996.62x = 25,473,776,919.81 - Step 5: Solve for x
x = 25,473,776,919.81/181,996.62 - Step 6: Final answer
x = 139,968.41
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1.5x scale
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.