Finding the Fourth Proportional to 147,544.68, 203,611.14 and 83,882.46
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Solution
The fourth proportional to 147,544.68, 203,611.14 and 83,882.46 is: 115,757.50
Step by Step Solution
- Step 1: Write the proportion equation
147,544.68 : 203,611.14 = 83,882.46 : x - Step 2: Convert to fraction form
147,544.68/203,611.14 = 83,882.46/x - Step 3: Cross multiply
147,544.68x = 203,611.14 × 83,882.46 - Step 4: Simplify right side
147,544.68x = 17,079,403,306.60 - Step 5: Solve for x
x = 17,079,403,306.60/147,544.68 - Step 6: Final answer
x = 115,757.50
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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.