Finding the Fourth Proportional to 181,645.97, 272,512.69 and 56,986.97
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Solution
The fourth proportional to 181,645.97, 272,512.69 and 56,986.97 is: 85,494.17
Step by Step Solution
- Step 1: Write the proportion equation
181,645.97 : 272,512.69 = 56,986.97 : x - Step 2: Convert to fraction form
181,645.97/272,512.69 = 56,986.97/x - Step 3: Cross multiply
181,645.97x = 272,512.69 × 56,986.97 - Step 4: Simplify right side
181,645.97x = 15,529,670,984.62 - Step 5: Solve for x
x = 15,529,670,984.62/181,645.97 - Step 6: Final answer
x = 85,494.17
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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.