Finding the Fourth Proportional to 130,713.48, 196,051.74 and 41,974.68
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Solution
The fourth proportional to 130,713.48, 196,051.74 and 41,974.68 is: 62,956.09
Step by Step Solution
- Step 1: Write the proportion equation
130,713.48 : 196,051.74 = 41,974.68 : x - Step 2: Convert to fraction form
130,713.48/196,051.74 = 41,974.68/x - Step 3: Cross multiply
130,713.48x = 196,051.74 × 41,974.68 - Step 4: Simplify right side
130,713.48x = 8,229,209,049.94 - Step 5: Solve for x
x = 8,229,209,049.94/130,713.48 - Step 6: Final answer
x = 62,956.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.