Finding the Fourth Proportional to 247,193.76, 341,102.16 and 151,704.48
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Solution
The fourth proportional to 247,193.76, 341,102.16 and 151,704.48 is: 209,336.70
Step by Step Solution
- Step 1: Write the proportion equation
247,193.76 : 341,102.16 = 151,704.48 : x - Step 2: Convert to fraction form
247,193.76/341,102.16 = 151,704.48/x - Step 3: Cross multiply
247,193.76x = 341,102.16 × 151,704.48 - Step 4: Simplify right side
247,193.76x = 51,746,725,809.68 - Step 5: Solve for x
x = 51,746,725,809.68/247,193.76 - Step 6: Final answer
x = 209,336.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.