Finding the Fourth Proportional to 88,761.26, 122,490.98 and 48,475.01
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Solution
The fourth proportional to 88,761.26, 122,490.98 and 48,475.01 is: 66,895.75
Step by Step Solution
- Step 1: Write the proportion equation
88,761.26 : 122,490.98 = 48,475.01 : x - Step 2: Convert to fraction form
88,761.26/122,490.98 = 48,475.01/x - Step 3: Cross multiply
88,761.26x = 122,490.98 × 48,475.01 - Step 4: Simplify right side
88,761.26x = 5,937,751,480.41 - Step 5: Solve for x
x = 5,937,751,480.41/88,761.26 - Step 6: Final answer
x = 66,895.75
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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.