Finding the Fourth Proportional to 205,532.11, 283,670.40 and 119,517.70
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Solution
The fourth proportional to 205,532.11, 283,670.40 and 119,517.70 is: 164,955.41
Step by Step Solution
- Step 1: Write the proportion equation
205,532.11 : 283,670.40 = 119,517.70 : x - Step 2: Convert to fraction form
205,532.11/283,670.40 = 119,517.70/x - Step 3: Cross multiply
205,532.11x = 283,670.40 × 119,517.70 - Step 4: Simplify right side
205,532.11x = 33,903,633,766.08 - Step 5: Solve for x
x = 33,903,633,766.08/205,532.11 - Step 6: Final answer
x = 164,955.41
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1.5x scale
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.