Finding the Fourth Proportional to 84,131.04, 126,169.26 and 27,956.07
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Solution
The fourth proportional to 84,131.04, 126,169.26 and 27,956.07 is: 41,925.03
Step by Step Solution
- Step 1: Write the proportion equation
84,131.04 : 126,169.26 = 27,956.07 : x - Step 2: Convert to fraction form
84,131.04/126,169.26 = 27,956.07/x - Step 3: Cross multiply
84,131.04x = 126,169.26 × 27,956.07 - Step 4: Simplify right side
84,131.04x = 3,527,196,664.41 - Step 5: Solve for x
x = 3,527,196,664.41/84,131.04 - Step 6: Final answer
x = 41,925.03
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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.