Finding the Fourth Proportional to 190,753.62, 263,221.98 and 114,271.44
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Solution
The fourth proportional to 190,753.62, 263,221.98 and 114,271.44 is: 157,683.79
Step by Step Solution
- Step 1: Write the proportion equation
190,753.62 : 263,221.98 = 114,271.44 : x - Step 2: Convert to fraction form
190,753.62/263,221.98 = 114,271.44/x - Step 3: Cross multiply
190,753.62x = 263,221.98 × 114,271.44 - Step 4: Simplify right side
190,753.62x = 30,078,754,694.25 - Step 5: Solve for x
x = 30,078,754,694.25/190,753.62 - Step 6: Final answer
x = 157,683.79
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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.