Finding the Fourth Proportional to 247,269.21, 370,949.94 and 112,342.74
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Solution
The fourth proportional to 247,269.21, 370,949.94 and 112,342.74 is: 168,535.07
Step by Step Solution
- Step 1: Write the proportion equation
247,269.21 : 370,949.94 = 112,342.74 : x - Step 2: Convert to fraction form
247,269.21/370,949.94 = 112,342.74/x - Step 3: Cross multiply
247,269.21x = 370,949.94 × 112,342.74 - Step 4: Simplify right side
247,269.21x = 41,673,532,662.44 - Step 5: Solve for x
x = 41,673,532,662.44/247,269.21 - Step 6: Final answer
x = 168,535.07
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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.