Finding the Fourth Proportional to 193,771.80, 290,350.71 and 149,506.92
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Solution
The fourth proportional to 193,771.80, 290,350.71 and 149,506.92 is: 224,023.52
Step by Step Solution
- Step 1: Write the proportion equation
193,771.80 : 290,350.71 = 149,506.92 : x - Step 2: Convert to fraction form
193,771.80/290,350.71 = 149,506.92/x - Step 3: Cross multiply
193,771.80x = 290,350.71 × 149,506.92 - Step 4: Simplify right side
193,771.80x = 43,409,440,371.91 - Step 5: Solve for x
x = 43,409,440,371.91/193,771.80 - Step 6: Final answer
x = 224,023.52
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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.