Finding the Fourth Proportional to 275,893.65, 413,671.11 and 107,217.02
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Solution
The fourth proportional to 275,893.65, 413,671.11 and 107,217.02 is: 160,759.72
Step by Step Solution
- Step 1: Write the proportion equation
275,893.65 : 413,671.11 = 107,217.02 : x - Step 2: Convert to fraction form
275,893.65/413,671.11 = 107,217.02/x - Step 3: Cross multiply
275,893.65x = 413,671.11 × 107,217.02 - Step 4: Simplify right side
275,893.65x = 44,352,584,708.47 - Step 5: Solve for x
x = 44,352,584,708.47/275,893.65 - Step 6: Final answer
x = 160,759.72
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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.