Finding the Fourth Proportional to 195,175.68, 269,243.52 and 123,434.88
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Solution
The fourth proportional to 195,175.68, 269,243.52 and 123,434.88 is: 170,277.58
Step by Step Solution
- Step 1: Write the proportion equation
195,175.68 : 269,243.52 = 123,434.88 : x - Step 2: Convert to fraction form
195,175.68/269,243.52 = 123,434.88/x - Step 3: Cross multiply
195,175.68x = 269,243.52 × 123,434.88 - Step 4: Simplify right side
195,175.68x = 33,234,041,581.98 - Step 5: Solve for x
x = 33,234,041,581.98/195,175.68 - Step 6: Final answer
x = 170,277.58
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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.