Finding the Fourth Proportional to 253,671.50, 380,532.87 and 93,790.18
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Solution
The fourth proportional to 253,671.50, 380,532.87 and 93,790.18 is: 140,694.74
Step by Step Solution
- Step 1: Write the proportion equation
253,671.50 : 380,532.87 = 93,790.18 : x - Step 2: Convert to fraction form
253,671.50/380,532.87 = 93,790.18/x - Step 3: Cross multiply
253,671.50x = 380,532.87 × 93,790.18 - Step 4: Simplify right side
253,671.50x = 35,690,246,174.31 - Step 5: Solve for x
x = 35,690,246,174.31/253,671.50 - Step 6: Final answer
x = 140,694.74
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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.