Finding the Fourth Proportional to 144,177.92, 198,982.44 and 119,936.08
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Solution
The fourth proportional to 144,177.92, 198,982.44 and 119,936.08 is: 165,525.86
Step by Step Solution
- Step 1: Write the proportion equation
144,177.92 : 198,982.44 = 119,936.08 : x - Step 2: Convert to fraction form
144,177.92/198,982.44 = 119,936.08/x - Step 3: Cross multiply
144,177.92x = 198,982.44 × 119,936.08 - Step 4: Simplify right side
144,177.92x = 23,865,173,842.44 - Step 5: Solve for x
x = 23,865,173,842.44/144,177.92 - Step 6: Final answer
x = 165,525.86
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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.