Finding the Fourth Proportional to 235,962.68, 325,628.94 and 140,472.68
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Solution
The fourth proportional to 235,962.68, 325,628.94 and 140,472.68 is: 193,852.56
Step by Step Solution
- Step 1: Write the proportion equation
235,962.68 : 325,628.94 = 140,472.68 : x - Step 2: Convert to fraction form
235,962.68/325,628.94 = 140,472.68/x - Step 3: Cross multiply
235,962.68x = 325,628.94 × 140,472.68 - Step 4: Simplify right side
235,962.68x = 45,741,969,887.36 - Step 5: Solve for x
x = 45,741,969,887.36/235,962.68 - Step 6: Final answer
x = 193,852.56
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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.