Finding the Fourth Proportional to 110,845.88, 166,293.42 and 31,953.95
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Solution
The fourth proportional to 110,845.88, 166,293.42 and 31,953.95 is: 47,938.02
Step by Step Solution
- Step 1: Write the proportion equation
110,845.88 : 166,293.42 = 31,953.95 : x - Step 2: Convert to fraction form
110,845.88/166,293.42 = 31,953.95/x - Step 3: Cross multiply
110,845.88x = 166,293.42 × 31,953.95 - Step 4: Simplify right side
110,845.88x = 5,313,731,628.01 - Step 5: Solve for x
x = 5,313,731,628.01/110,845.88 - Step 6: Final answer
x = 47,938.02
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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.