Finding the Fourth Proportional to 361,124.23, 541,685.09 and 108,403.70
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Solution
The fourth proportional to 361,124.23, 541,685.09 and 108,403.70 is: 162,605.17
Step by Step Solution
- Step 1: Write the proportion equation
361,124.23 : 541,685.09 = 108,403.70 : x - Step 2: Convert to fraction form
361,124.23/541,685.09 = 108,403.70/x - Step 3: Cross multiply
361,124.23x = 541,685.09 × 108,403.70 - Step 4: Simplify right side
361,124.23x = 58,720,664,943.65 - Step 5: Solve for x
x = 58,720,664,943.65/361,124.23 - Step 6: Final answer
x = 162,605.17
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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.