Finding the Fourth Proportional to 94,791.17, 142,186.34 and 38,618.75
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Solution
The fourth proportional to 94,791.17, 142,186.34 and 38,618.75 is: 57,927.95
Step by Step Solution
- Step 1: Write the proportion equation
94,791.17 : 142,186.34 = 38,618.75 : x - Step 2: Convert to fraction form
94,791.17/142,186.34 = 38,618.75/x - Step 3: Cross multiply
94,791.17x = 142,186.34 × 38,618.75 - Step 4: Simplify right side
94,791.17x = 5,491,058,103.49 - Step 5: Solve for x
x = 5,491,058,103.49/94,791.17 - Step 6: Final answer
x = 57,927.95
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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.