Finding the Fourth Proportional to 145,912.06, 201,349.02 and 82,248.49
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Solution
The fourth proportional to 145,912.06, 201,349.02 and 82,248.49 is: 113,497.49
Step by Step Solution
- Step 1: Write the proportion equation
145,912.06 : 201,349.02 = 82,248.49 : x - Step 2: Convert to fraction form
145,912.06/201,349.02 = 82,248.49/x - Step 3: Cross multiply
145,912.06x = 201,349.02 × 82,248.49 - Step 4: Simplify right side
145,912.06x = 16,560,652,857.98 - Step 5: Solve for x
x = 16,560,652,857.98/145,912.06 - Step 6: Final answer
x = 113,497.49
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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.