Finding the Fourth Proportional to 198,806.15, 274,518.03 and 184,381.98
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Solution
The fourth proportional to 198,806.15, 274,518.03 and 184,381.98 is: 254,600.66
Step by Step Solution
- Step 1: Write the proportion equation
198,806.15 : 274,518.03 = 184,381.98 : x - Step 2: Convert to fraction form
198,806.15/274,518.03 = 184,381.98/x - Step 3: Cross multiply
198,806.15x = 274,518.03 × 184,381.98 - Step 4: Simplify right side
198,806.15x = 50,616,177,579.09 - Step 5: Solve for x
x = 50,616,177,579.09/198,806.15 - Step 6: Final answer
x = 254,600.66
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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.