Finding the Fourth Proportional to 133,786.62, 184,624.11 and 73,357.08
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Solution
The fourth proportional to 133,786.62, 184,624.11 and 73,357.08 is: 101,231.99
Step by Step Solution
- Step 1: Write the proportion equation
133,786.62 : 184,624.11 = 73,357.08 : x - Step 2: Convert to fraction form
133,786.62/184,624.11 = 73,357.08/x - Step 3: Cross multiply
133,786.62x = 184,624.11 × 73,357.08 - Step 4: Simplify right side
133,786.62x = 13,543,485,607.20 - Step 5: Solve for x
x = 13,543,485,607.20/133,786.62 - Step 6: Final answer
x = 101,231.99
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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.