Finding the Fourth Proportional to 135,674.35, 203,542.53 and 46,927.78
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Solution
The fourth proportional to 135,674.35, 203,542.53 and 46,927.78 is: 70,402.39
Step by Step Solution
- Step 1: Write the proportion equation
135,674.35 : 203,542.53 = 46,927.78 : x - Step 2: Convert to fraction form
135,674.35/203,542.53 = 46,927.78/x - Step 3: Cross multiply
135,674.35x = 203,542.53 × 46,927.78 - Step 4: Simplify right side
135,674.35x = 9,551,797,816.13 - Step 5: Solve for x
x = 9,551,797,816.13/135,674.35 - Step 6: Final answer
x = 70,402.39
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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.