Finding the Fourth Proportional to 184,220.90, 276,331.35 and 128,233.70
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Solution
The fourth proportional to 184,220.90, 276,331.35 and 128,233.70 is: 192,350.55
Step by Step Solution
- Step 1: Write the proportion equation
184,220.90 : 276,331.35 = 128,233.70 : x - Step 2: Convert to fraction form
184,220.90/276,331.35 = 128,233.70/x - Step 3: Cross multiply
184,220.90x = 276,331.35 × 128,233.70 - Step 4: Simplify right side
184,220.90x = 35,434,991,436.50 - Step 5: Solve for x
x = 35,434,991,436.50/184,220.90 - Step 6: Final answer
x = 192,350.55
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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.