Finding the Fourth Proportional to 145,958.44, 201,405.52 and 82,292.44
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Solution
The fourth proportional to 145,958.44, 201,405.52 and 82,292.44 is: 113,553.91
Step by Step Solution
- Step 1: Write the proportion equation
145,958.44 : 201,405.52 = 82,292.44 : x - Step 2: Convert to fraction form
145,958.44/201,405.52 = 82,292.44/x - Step 3: Cross multiply
145,958.44x = 201,405.52 × 82,292.44 - Step 4: Simplify right side
145,958.44x = 16,574,151,670.27 - Step 5: Solve for x
x = 16,574,151,670.27/145,958.44 - Step 6: Final answer
x = 113,553.91
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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.