Finding the Fourth Proportional to 266,393.92, 367,617.36 and 145,535.84
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Solution
The fourth proportional to 266,393.92, 367,617.36 and 145,535.84 is: 200,836.04
Step by Step Solution
- Step 1: Write the proportion equation
266,393.92 : 367,617.36 = 145,535.84 : x - Step 2: Convert to fraction form
266,393.92/367,617.36 = 145,535.84/x - Step 3: Cross multiply
266,393.92x = 367,617.36 × 145,535.84 - Step 4: Simplify right side
266,393.92x = 53,501,501,286.18 - Step 5: Solve for x
x = 53,501,501,286.18/266,393.92 - Step 6: Final answer
x = 200,836.04
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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.