Finding the Fourth Proportional to 84,458.08, 126,687.20 and 29,054.08
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Solution
The fourth proportional to 84,458.08, 126,687.20 and 29,054.08 is: 43,581.15
Step by Step Solution
- Step 1: Write the proportion equation
84,458.08 : 126,687.20 = 29,054.08 : x - Step 2: Convert to fraction form
84,458.08/126,687.20 = 29,054.08/x - Step 3: Cross multiply
84,458.08x = 126,687.20 × 29,054.08 - Step 4: Simplify right side
84,458.08x = 3,680,780,043.78 - Step 5: Solve for x
x = 3,680,780,043.78/84,458.08 - Step 6: Final answer
x = 43,581.15
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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.