Finding the Fourth Proportional to 184,021.40, 276,032.10 and 121,035.80
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Solution
The fourth proportional to 184,021.40, 276,032.10 and 121,035.80 is: 181,553.70
Step by Step Solution
- Step 1: Write the proportion equation
184,021.40 : 276,032.10 = 121,035.80 : x - Step 2: Convert to fraction form
184,021.40/276,032.10 = 121,035.80/x - Step 3: Cross multiply
184,021.40x = 276,032.10 × 121,035.80 - Step 4: Simplify right side
184,021.40x = 33,409,766,049.18 - Step 5: Solve for x
x = 33,409,766,049.18/184,021.40 - Step 6: Final answer
x = 181,553.70
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1.5x scale
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.