Finding the Fourth Proportional to 279,097.03, 385,170.72 and 164,452.09
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Solution
The fourth proportional to 279,097.03, 385,170.72 and 164,452.09 is: 226,953.79
Step by Step Solution
- Step 1: Write the proportion equation
279,097.03 : 385,170.72 = 164,452.09 : x - Step 2: Convert to fraction form
279,097.03/385,170.72 = 164,452.09/x - Step 3: Cross multiply
279,097.03x = 385,170.72 × 164,452.09 - Step 4: Simplify right side
279,097.03x = 63,342,129,910.80 - Step 5: Solve for x
x = 63,342,129,910.80/279,097.03 - Step 6: Final answer
x = 226,953.79
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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.