Finding the Fourth Proportional to 125,246.05, 187,822.43 and 50,340.96
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Solution
The fourth proportional to 125,246.05, 187,822.43 and 50,340.96 is: 75,492.69
Step by Step Solution
- Step 1: Write the proportion equation
125,246.05 : 187,822.43 = 50,340.96 : x - Step 2: Convert to fraction form
125,246.05/187,822.43 = 50,340.96/x - Step 3: Cross multiply
125,246.05x = 187,822.43 × 50,340.96 - Step 4: Simplify right side
125,246.05x = 9,455,161,435.73 - Step 5: Solve for x
x = 9,455,161,435.73/125,246.05 - Step 6: Final answer
x = 75,492.69
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1.5x scale
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.