Finding the Fourth Proportional to 107,213.63, 160,824.52 and 36,139.53
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Solution
The fourth proportional to 107,213.63, 160,824.52 and 36,139.53 is: 54,210.68
Step by Step Solution
- Step 1: Write the proportion equation
107,213.63 : 160,824.52 = 36,139.53 : x - Step 2: Convert to fraction form
107,213.63/160,824.52 = 36,139.53/x - Step 3: Cross multiply
107,213.63x = 160,824.52 × 36,139.53 - Step 4: Simplify right side
107,213.63x = 5,812,123,213.54 - Step 5: Solve for x
x = 5,812,123,213.54/107,213.63 - Step 6: Final answer
x = 54,210.68
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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.