Finding the Fourth Proportional to 174,260.40, 261,390.60 and 134,845.80
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Solution
The fourth proportional to 174,260.40, 261,390.60 and 134,845.80 is: 202,268.70
Step by Step Solution
- Step 1: Write the proportion equation
174,260.40 : 261,390.60 = 134,845.80 : x - Step 2: Convert to fraction form
174,260.40/261,390.60 = 134,845.80/x - Step 3: Cross multiply
174,260.40x = 261,390.60 × 134,845.80 - Step 4: Simplify right side
174,260.40x = 35,247,424,569.48 - Step 5: Solve for x
x = 35,247,424,569.48/174,260.40 - Step 6: Final answer
x = 202,268.70
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1.5x scale
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.