Finding the Fourth Proportional to 181,823.09, 272,777.56 and 57,164.09
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Solution
The fourth proportional to 181,823.09, 272,777.56 and 57,164.09 is: 85,759.62
Step by Step Solution
- Step 1: Write the proportion equation
181,823.09 : 272,777.56 = 57,164.09 : x - Step 2: Convert to fraction form
181,823.09/272,777.56 = 57,164.09/x - Step 3: Cross multiply
181,823.09x = 272,777.56 × 57,164.09 - Step 4: Simplify right side
181,823.09x = 15,593,079,483.02 - Step 5: Solve for x
x = 15,593,079,483.02/181,823.09 - Step 6: Final answer
x = 85,759.62
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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.