Finding the Fourth Proportional to 269,132.70, 403,601.85 and 135,968.70
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Solution
The fourth proportional to 269,132.70, 403,601.85 and 135,968.70 is: 203,903.94
Step by Step Solution
- Step 1: Write the proportion equation
269,132.70 : 403,601.85 = 135,968.70 : x - Step 2: Convert to fraction form
269,132.70/403,601.85 = 135,968.70/x - Step 3: Cross multiply
269,132.70x = 403,601.85 × 135,968.70 - Step 4: Simplify right side
269,132.70x = 54,877,218,862.10 - Step 5: Solve for x
x = 54,877,218,862.10/269,132.70 - Step 6: Final answer
x = 203,903.94
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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.