Finding the Fourth Proportional to 126,751.53, 190,114.95 and 33,257.28
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Solution
The fourth proportional to 126,751.53, 190,114.95 and 33,257.28 is: 49,882.68
Step by Step Solution
- Step 1: Write the proportion equation
126,751.53 : 190,114.95 = 33,257.28 : x - Step 2: Convert to fraction form
126,751.53/190,114.95 = 33,257.28/x - Step 3: Cross multiply
126,751.53x = 190,114.95 × 33,257.28 - Step 4: Simplify right side
126,751.53x = 6,322,706,774.91 - Step 5: Solve for x
x = 6,322,706,774.91/126,751.53 - Step 6: Final answer
x = 49,882.68
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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.