Finding the Fourth Proportional to 226,262.18, 339,536.20 and 126,487.82
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Solution
The fourth proportional to 226,262.18, 339,536.20 and 126,487.82 is: 189,811.63
Step by Step Solution
- Step 1: Write the proportion equation
226,262.18 : 339,536.20 = 126,487.82 : x - Step 2: Convert to fraction form
226,262.18/339,536.20 = 126,487.82/x - Step 3: Cross multiply
226,262.18x = 339,536.20 × 126,487.82 - Step 4: Simplify right side
226,262.18x = 42,947,193,749.08 - Step 5: Solve for x
x = 42,947,193,749.08/226,262.18 - Step 6: Final answer
x = 189,811.63
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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.