Finding the Fourth Proportional to 184,321.40, 276,487.56 and 71,997.08
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Solution
The fourth proportional to 184,321.40, 276,487.56 and 71,997.08 is: 107,997.75
Step by Step Solution
- Step 1: Write the proportion equation
184,321.40 : 276,487.56 = 71,997.08 : x - Step 2: Convert to fraction form
184,321.40/276,487.56 = 71,997.08/x - Step 3: Cross multiply
184,321.40x = 276,487.56 × 71,997.08 - Step 4: Simplify right side
184,321.40x = 19,906,295,593.89 - Step 5: Solve for x
x = 19,906,295,593.89/184,321.40 - Step 6: Final answer
x = 107,997.75
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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.