Finding the Fourth Proportional to 91,110.36, 136,571.22 and 44,305.08
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Solution
The fourth proportional to 91,110.36, 136,571.22 and 44,305.08 is: 66,411.75
Step by Step Solution
- Step 1: Write the proportion equation
91,110.36 : 136,571.22 = 44,305.08 : x - Step 2: Convert to fraction form
91,110.36/136,571.22 = 44,305.08/x - Step 3: Cross multiply
91,110.36x = 136,571.22 × 44,305.08 - Step 4: Simplify right side
91,110.36x = 6,050,798,827.80 - Step 5: Solve for x
x = 6,050,798,827.80/91,110.36 - Step 6: Final answer
x = 66,411.75
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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.