Finding the Fourth Proportional to 199,324.14, 299,036.70 and 66,205.08
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Solution
The fourth proportional to 199,324.14, 299,036.70 and 66,205.08 is: 99,324.39
Step by Step Solution
- Step 1: Write the proportion equation
199,324.14 : 299,036.70 = 66,205.08 : x - Step 2: Convert to fraction form
199,324.14/299,036.70 = 66,205.08/x - Step 3: Cross multiply
199,324.14x = 299,036.70 × 66,205.08 - Step 4: Simplify right side
199,324.14x = 19,797,748,646.44 - Step 5: Solve for x
x = 19,797,748,646.44/199,324.14 - Step 6: Final answer
x = 99,324.39
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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.