Finding the Fourth Proportional to 95,563.08, 131,862.60 and 55,268.82
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Solution
The fourth proportional to 95,563.08, 131,862.60 and 55,268.82 is: 76,262.61
Step by Step Solution
- Step 1: Write the proportion equation
95,563.08 : 131,862.60 = 55,268.82 : x - Step 2: Convert to fraction form
95,563.08/131,862.60 = 55,268.82/x - Step 3: Cross multiply
95,563.08x = 131,862.60 × 55,268.82 - Step 4: Simplify right side
95,563.08x = 7,287,890,304.13 - Step 5: Solve for x
x = 7,287,890,304.13/95,563.08 - Step 6: Final answer
x = 76,262.61
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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.