Finding the Fourth Proportional to 167,977.91, 251,963.79 and 41,618.44
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Solution
The fourth proportional to 167,977.91, 251,963.79 and 41,618.44 is: 62,426.90
Step by Step Solution
- Step 1: Write the proportion equation
167,977.91 : 251,963.79 = 41,618.44 : x - Step 2: Convert to fraction form
167,977.91/251,963.79 = 41,618.44/x - Step 3: Cross multiply
167,977.91x = 251,963.79 × 41,618.44 - Step 4: Simplify right side
167,977.91x = 10,486,339,876.29 - Step 5: Solve for x
x = 10,486,339,876.29/167,977.91 - Step 6: Final answer
x = 62,426.90
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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.