Finding the Fourth Proportional to 225,744.77, 338,613.68 and 54,968.09
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Solution
The fourth proportional to 225,744.77, 338,613.68 and 54,968.09 is: 82,451.28
Step by Step Solution
- Step 1: Write the proportion equation
225,744.77 : 338,613.68 = 54,968.09 : x - Step 2: Convert to fraction form
225,744.77/338,613.68 = 54,968.09/x - Step 3: Cross multiply
225,744.77x = 338,613.68 × 54,968.09 - Step 4: Simplify right side
225,744.77x = 18,612,945,681.82 - Step 5: Solve for x
x = 18,612,945,681.82/225,744.77 - Step 6: Final answer
x = 82,451.28
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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.