Finding the Fourth Proportional to 202,908.14, 304,164.36 and 84,613.28
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Solution
The fourth proportional to 202,908.14, 304,164.36 and 84,613.28 is: 126,837.42
Step by Step Solution
- Step 1: Write the proportion equation
202,908.14 : 304,164.36 = 84,613.28 : x - Step 2: Convert to fraction form
202,908.14/304,164.36 = 84,613.28/x - Step 3: Cross multiply
202,908.14x = 304,164.36 × 84,613.28 - Step 4: Simplify right side
202,908.14x = 25,736,344,158.70 - Step 5: Solve for x
x = 25,736,344,158.70/202,908.14 - Step 6: Final answer
x = 126,837.42
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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.