Finding the Fourth Proportional to 95,177.60, 131,409.24 and 85,073.66
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Solution
The fourth proportional to 95,177.60, 131,409.24 and 85,073.66 is: 117,458.99
Step by Step Solution
- Step 1: Write the proportion equation
95,177.60 : 131,409.24 = 85,073.66 : x - Step 2: Convert to fraction form
95,177.60/131,409.24 = 85,073.66/x - Step 3: Cross multiply
95,177.60x = 131,409.24 × 85,073.66 - Step 4: Simplify right side
95,177.60x = 11,179,465,004.62 - Step 5: Solve for x
x = 11,179,465,004.62/95,177.60 - Step 6: Final answer
x = 117,458.99
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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.