Finding the Fourth Proportional to 205,727.92, 283,961.60 and 119,703.52
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Solution
The fourth proportional to 205,727.92, 283,961.60 and 119,703.52 is: 165,224.07
Step by Step Solution
- Step 1: Write the proportion equation
205,727.92 : 283,961.60 = 119,703.52 : x - Step 2: Convert to fraction form
205,727.92/283,961.60 = 119,703.52/x - Step 3: Cross multiply
205,727.92x = 283,961.60 × 119,703.52 - Step 4: Simplify right side
205,727.92x = 33,991,203,270.15 - Step 5: Solve for x
x = 33,991,203,270.15/205,727.92 - Step 6: Final answer
x = 165,224.07
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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.