Finding the Fourth Proportional to 95,048.13, 131,199.21 and 54,777.97
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Solution
The fourth proportional to 95,048.13, 131,199.21 and 54,777.97 is: 75,612.50
Step by Step Solution
- Step 1: Write the proportion equation
95,048.13 : 131,199.21 = 54,777.97 : x - Step 2: Convert to fraction form
95,048.13/131,199.21 = 54,777.97/x - Step 3: Cross multiply
95,048.13x = 131,199.21 × 54,777.97 - Step 4: Simplify right side
95,048.13x = 7,186,826,553.40 - Step 5: Solve for x
x = 7,186,826,553.40/95,048.13 - Step 6: Final answer
x = 75,612.50
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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.