Finding the Fourth Proportional to 132,695.44, 199,076.87 and 39,201.19
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Solution
The fourth proportional to 132,695.44, 199,076.87 and 39,201.19 is: 58,811.74
Step by Step Solution
- Step 1: Write the proportion equation
132,695.44 : 199,076.87 = 39,201.19 : x - Step 2: Convert to fraction form
132,695.44/199,076.87 = 39,201.19/x - Step 3: Cross multiply
132,695.44x = 199,076.87 × 39,201.19 - Step 4: Simplify right side
132,695.44x = 7,804,049,805.79 - Step 5: Solve for x
x = 7,804,049,805.79/132,695.44 - Step 6: Final answer
x = 58,811.74
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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.