Finding the Fourth Proportional to 213,779.43, 294,887.06 and 141,182.99
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Solution
The fourth proportional to 213,779.43, 294,887.06 and 141,182.99 is: 194,747.62
Step by Step Solution
- Step 1: Write the proportion equation
213,779.43 : 294,887.06 = 141,182.99 : x - Step 2: Convert to fraction form
213,779.43/294,887.06 = 141,182.99/x - Step 3: Cross multiply
213,779.43x = 294,887.06 × 141,182.99 - Step 4: Simplify right side
213,779.43x = 41,633,034,662.76 - Step 5: Solve for x
x = 41,633,034,662.76/213,779.43 - Step 6: Final answer
x = 194,747.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.