Finding the Fourth Proportional to 94,770.51, 142,204.97 and 38,651.79
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Solution
The fourth proportional to 94,770.51, 142,204.97 and 38,651.79 is: 57,997.75
Step by Step Solution
- Step 1: Write the proportion equation
94,770.51 : 142,204.97 = 38,651.79 : x - Step 2: Convert to fraction form
94,770.51/142,204.97 = 38,651.79/x - Step 3: Cross multiply
94,770.51x = 142,204.97 × 38,651.79 - Step 4: Simplify right side
94,770.51x = 5,496,476,444.14 - Step 5: Solve for x
x = 5,496,476,444.14/94,770.51 - Step 6: Final answer
x = 57,997.75
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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.