Finding the Fourth Proportional to 135,644.06, 203,424.49 and 93,793.06
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Solution
The fourth proportional to 135,644.06, 203,424.49 and 93,793.06 is: 140,660.83
Step by Step Solution
- Step 1: Write the proportion equation
135,644.06 : 203,424.49 = 93,793.06 : x - Step 2: Convert to fraction form
135,644.06/203,424.49 = 93,793.06/x - Step 3: Cross multiply
135,644.06x = 203,424.49 × 93,793.06 - Step 4: Simplify right side
135,644.06x = 19,079,805,396.04 - Step 5: Solve for x
x = 19,079,805,396.04/135,644.06 - Step 6: Final answer
x = 140,660.83
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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.