Finding the Fourth Proportional to 75,232.71, 112,856.51 and 27,860.44
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Solution
The fourth proportional to 75,232.71, 112,856.51 and 27,860.44 is: 41,793.42
Step by Step Solution
- Step 1: Write the proportion equation
75,232.71 : 112,856.51 = 27,860.44 : x - Step 2: Convert to fraction form
75,232.71/112,856.51 = 27,860.44/x - Step 3: Cross multiply
75,232.71x = 112,856.51 × 27,860.44 - Step 4: Simplify right side
75,232.71x = 3,144,232,025.46 - Step 5: Solve for x
x = 3,144,232,025.46/75,232.71 - Step 6: Final answer
x = 41,793.42
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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.