Finding the Fourth Proportional to 183,544.28, 253,291.20 and 107,115.92
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Solution
The fourth proportional to 183,544.28, 253,291.20 and 107,115.92 is: 147,820.02
Step by Step Solution
- Step 1: Write the proportion equation
183,544.28 : 253,291.20 = 107,115.92 : x - Step 2: Convert to fraction form
183,544.28/253,291.20 = 107,115.92/x - Step 3: Cross multiply
183,544.28x = 253,291.20 × 107,115.92 - Step 4: Simplify right side
183,544.28x = 27,131,519,915.90 - Step 5: Solve for x
x = 27,131,519,915.90/183,544.28 - Step 6: Final answer
x = 147,820.02
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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.