Finding the Fourth Proportional to 223,635.70, 335,842.35 and 118,659.70
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Solution
The fourth proportional to 223,635.70, 335,842.35 and 118,659.70 is: 178,195.84
Step by Step Solution
- Step 1: Write the proportion equation
223,635.70 : 335,842.35 = 118,659.70 : x - Step 2: Convert to fraction form
223,635.70/335,842.35 = 118,659.70/x - Step 3: Cross multiply
223,635.70x = 335,842.35 × 118,659.70 - Step 4: Simplify right side
223,635.70x = 39,850,952,498.30 - Step 5: Solve for x
x = 39,850,952,498.30/223,635.70 - Step 6: Final answer
x = 178,195.84
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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.