Finding the Fourth Proportional to 217,108.36, 299,668.98 and 132,224.68
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Solution
The fourth proportional to 217,108.36, 299,668.98 and 132,224.68 is: 182,506.26
Step by Step Solution
- Step 1: Write the proportion equation
217,108.36 : 299,668.98 = 132,224.68 : x - Step 2: Convert to fraction form
217,108.36/299,668.98 = 132,224.68/x - Step 3: Cross multiply
217,108.36x = 299,668.98 × 132,224.68 - Step 4: Simplify right side
217,108.36x = 39,623,634,986.43 - Step 5: Solve for x
x = 39,623,634,986.43/217,108.36 - Step 6: Final answer
x = 182,506.26
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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.