Finding the Fourth Proportional to 200,672.13, 301,054.55 and 67,548.99
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Solution
The fourth proportional to 200,672.13, 301,054.55 and 67,548.99 is: 101,339.09
Step by Step Solution
- Step 1: Write the proportion equation
200,672.13 : 301,054.55 = 67,548.99 : x - Step 2: Convert to fraction form
200,672.13/301,054.55 = 67,548.99/x - Step 3: Cross multiply
200,672.13x = 301,054.55 × 67,548.99 - Step 4: Simplify right side
200,672.13x = 20,335,930,449.66 - Step 5: Solve for x
x = 20,335,930,449.66/200,672.13 - Step 6: Final answer
x = 101,339.09
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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.