Finding the Fourth Proportional to 217,548.42, 326,174.97 and 110,669.70
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Solution
The fourth proportional to 217,548.42, 326,174.97 and 110,669.70 is: 165,929.43
Step by Step Solution
- Step 1: Write the proportion equation
217,548.42 : 326,174.97 = 110,669.70 : x - Step 2: Convert to fraction form
217,548.42/326,174.97 = 110,669.70/x - Step 3: Cross multiply
217,548.42x = 326,174.97 × 110,669.70 - Step 4: Simplify right side
217,548.42x = 36,097,686,077.41 - Step 5: Solve for x
x = 36,097,686,077.41/217,548.42 - Step 6: Final answer
x = 165,929.43
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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.