Finding the Fourth Proportional to 214,628.70, 296,201.05 and 119,136.99
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Solution
The fourth proportional to 214,628.70, 296,201.05 and 119,136.99 is: 164,416.51
Step by Step Solution
- Step 1: Write the proportion equation
214,628.70 : 296,201.05 = 119,136.99 : x - Step 2: Convert to fraction form
214,628.70/296,201.05 = 119,136.99/x - Step 3: Cross multiply
214,628.70x = 296,201.05 × 119,136.99 - Step 4: Simplify right side
214,628.70x = 35,288,501,234.00 - Step 5: Solve for x
x = 35,288,501,234.00/214,628.70 - Step 6: Final answer
x = 164,416.51
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1.5x scale
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.