Finding the Fourth Proportional to 95,247.68, 131,544.48 and 74,277.44
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Solution
The fourth proportional to 95,247.68, 131,544.48 and 74,277.44 is: 102,582.94
Step by Step Solution
- Step 1: Write the proportion equation
95,247.68 : 131,544.48 = 74,277.44 : x - Step 2: Convert to fraction form
95,247.68/131,544.48 = 74,277.44/x - Step 3: Cross multiply
95,247.68x = 131,544.48 × 74,277.44 - Step 4: Simplify right side
95,247.68x = 9,770,787,220.53 - Step 5: Solve for x
x = 9,770,787,220.53/95,247.68 - Step 6: Final answer
x = 102,582.94
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1.5x scale
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.