Finding the Fourth Proportional to 251,711.06, 347,329.69 and 170,216.62
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Solution
The fourth proportional to 251,711.06, 347,329.69 and 170,216.62 is: 234,877.58
Step by Step Solution
- Step 1: Write the proportion equation
251,711.06 : 347,329.69 = 170,216.62 : x - Step 2: Convert to fraction form
251,711.06/347,329.69 = 170,216.62/x - Step 3: Cross multiply
251,711.06x = 347,329.69 × 170,216.62 - Step 4: Simplify right side
251,711.06x = 59,121,284,563.58 - Step 5: Solve for x
x = 59,121,284,563.58/251,711.06 - Step 6: Final answer
x = 234,877.58
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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.