Finding the Fourth Proportional to 275,160.18, 412,671.02 and 106,622.68
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Solution
The fourth proportional to 275,160.18, 412,671.02 and 106,622.68 is: 159,907.19
Step by Step Solution
- Step 1: Write the proportion equation
275,160.18 : 412,671.02 = 106,622.68 : x - Step 2: Convert to fraction form
275,160.18/412,671.02 = 106,622.68/x - Step 3: Cross multiply
275,160.18x = 412,671.02 × 106,622.68 - Step 4: Simplify right side
275,160.18x = 44,000,090,110.73 - Step 5: Solve for x
x = 44,000,090,110.73/275,160.18 - Step 6: Final answer
x = 159,907.19
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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.