Finding the Fourth Proportional to 201,845.44, 302,775.12 and 106,947.28
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Solution
The fourth proportional to 201,845.44, 302,775.12 and 106,947.28 is: 160,424.61
Step by Step Solution
- Step 1: Write the proportion equation
201,845.44 : 302,775.12 = 106,947.28 : x - Step 2: Convert to fraction form
201,845.44/302,775.12 = 106,947.28/x - Step 3: Cross multiply
201,845.44x = 302,775.12 × 106,947.28 - Step 4: Simplify right side
201,845.44x = 32,380,975,535.67 - Step 5: Solve for x
x = 32,380,975,535.67/201,845.44 - Step 6: Final answer
x = 160,424.61
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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.