Finding the Fourth Proportional to 99,922.19, 149,877.11 and 33,356.75
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Solution
The fourth proportional to 99,922.19, 149,877.11 and 33,356.75 is: 50,033.06
Step by Step Solution
- Step 1: Write the proportion equation
99,922.19 : 149,877.11 = 33,356.75 : x - Step 2: Convert to fraction form
99,922.19/149,877.11 = 33,356.75/x - Step 3: Cross multiply
99,922.19x = 149,877.11 × 33,356.75 - Step 4: Simplify right side
99,922.19x = 4,999,412,623.00 - Step 5: Solve for x
x = 4,999,412,623.00/99,922.19 - Step 6: Final answer
x = 50,033.06
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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.