Finding the Fourth Proportional to 95,085.42, 131,247.03 and 54,825.99
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Solution
The fourth proportional to 95,085.42, 131,247.03 and 54,825.99 is: 75,676.67
Step by Step Solution
- Step 1: Write the proportion equation
95,085.42 : 131,247.03 = 54,825.99 : x - Step 2: Convert to fraction form
95,085.42/131,247.03 = 54,825.99/x - Step 3: Cross multiply
95,085.42x = 131,247.03 × 54,825.99 - Step 4: Simplify right side
95,085.42x = 7,195,748,354.31 - Step 5: Solve for x
x = 7,195,748,354.31/95,085.42 - Step 6: Final answer
x = 75,676.67
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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.