Finding the Fourth Proportional to 84,124.09, 126,166.68 and 24,945.49
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Solution
The fourth proportional to 84,124.09, 126,166.68 and 24,945.49 is: 37,412.47
Step by Step Solution
- Step 1: Write the proportion equation
84,124.09 : 126,166.68 = 24,945.49 : x - Step 2: Convert to fraction form
84,124.09/126,166.68 = 24,945.49/x - Step 3: Cross multiply
84,124.09x = 126,166.68 × 24,945.49 - Step 4: Simplify right side
84,124.09x = 3,147,289,654.27 - Step 5: Solve for x
x = 3,147,289,654.27/84,124.09 - Step 6: Final answer
x = 37,412.47
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1.5x scale
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.