Finding the Fourth Proportional to 133,161.06, 199,741.58 and 33,321.26
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Solution
The fourth proportional to 133,161.06, 199,741.58 and 33,321.26 is: 49,981.89
Step by Step Solution
- Step 1: Write the proportion equation
133,161.06 : 199,741.58 = 33,321.26 : x - Step 2: Convert to fraction form
133,161.06/199,741.58 = 33,321.26/x - Step 3: Cross multiply
133,161.06x = 199,741.58 × 33,321.26 - Step 4: Simplify right side
133,161.06x = 6,655,641,119.99 - Step 5: Solve for x
x = 6,655,641,119.99/133,161.06 - Step 6: Final answer
x = 49,981.89
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Similar ratio
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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.