Finding the Fourth Proportional to 181,537.24, 272,335.02 and 76,386.28
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Solution
The fourth proportional to 181,537.24, 272,335.02 and 76,386.28 is: 114,591.69
Step by Step Solution
- Step 1: Write the proportion equation
181,537.24 : 272,335.02 = 76,386.28 : x - Step 2: Convert to fraction form
181,537.24/272,335.02 = 76,386.28/x - Step 3: Cross multiply
181,537.24x = 272,335.02 × 76,386.28 - Step 4: Simplify right side
181,537.24x = 20,802,659,091.53 - Step 5: Solve for x
x = 20,802,659,091.53/181,537.24 - Step 6: Final answer
x = 114,591.69
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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.