Finding the Fourth Proportional to 133,553.73, 184,297.11 and 73,112.79
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Solution
The fourth proportional to 133,553.73, 184,297.11 and 73,112.79 is: 100,891.80
Step by Step Solution
- Step 1: Write the proportion equation
133,553.73 : 184,297.11 = 73,112.79 : x - Step 2: Convert to fraction form
133,553.73/184,297.11 = 73,112.79/x - Step 3: Cross multiply
133,553.73x = 184,297.11 × 73,112.79 - Step 4: Simplify right side
133,553.73x = 13,474,475,901.04 - Step 5: Solve for x
x = 13,474,475,901.04/133,553.73 - Step 6: Final answer
x = 100,891.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.