Finding the Fourth Proportional to 120,514.08, 166,309.44 and 67,522.08
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Solution
The fourth proportional to 120,514.08, 166,309.44 and 67,522.08 is: 93,180.48
Step by Step Solution
- Step 1: Write the proportion equation
120,514.08 : 166,309.44 = 67,522.08 : x - Step 2: Convert to fraction form
120,514.08/166,309.44 = 67,522.08/x - Step 3: Cross multiply
120,514.08x = 166,309.44 × 67,522.08 - Step 4: Simplify right side
120,514.08x = 11,229,559,312.44 - Step 5: Solve for x
x = 11,229,559,312.44/120,514.08 - Step 6: Final answer
x = 93,180.48
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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.