Finding the Fourth Proportional to 132,126.68, 198,182.97 and 46,731.62
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Solution
The fourth proportional to 132,126.68, 198,182.97 and 46,731.62 is: 70,094.94
Step by Step Solution
- Step 1: Write the proportion equation
132,126.68 : 198,182.97 = 46,731.62 : x - Step 2: Convert to fraction form
132,126.68/198,182.97 = 46,731.62/x - Step 3: Cross multiply
132,126.68x = 198,182.97 × 46,731.62 - Step 4: Simplify right side
132,126.68x = 9,261,411,739.97 - Step 5: Solve for x
x = 9,261,411,739.97/132,126.68 - Step 6: Final answer
x = 70,094.94
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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.