Finding the Fourth Proportional to 76,494.56, 114,741.84 and 27,246.56
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Solution
The fourth proportional to 76,494.56, 114,741.84 and 27,246.56 is: 40,869.84
Step by Step Solution
- Step 1: Write the proportion equation
76,494.56 : 114,741.84 = 27,246.56 : x - Step 2: Convert to fraction form
76,494.56/114,741.84 = 27,246.56/x - Step 3: Cross multiply
76,494.56x = 114,741.84 × 27,246.56 - Step 4: Simplify right side
76,494.56x = 3,126,320,428.07 - Step 5: Solve for x
x = 3,126,320,428.07/76,494.56 - Step 6: Final answer
x = 40,869.84
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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.