Finding the Fourth Proportional to 361,917.99, 542,960.39 and 125,260.68
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Solution
The fourth proportional to 361,917.99, 542,960.39 and 125,260.68 is: 187,919.89
Step by Step Solution
- Step 1: Write the proportion equation
361,917.99 : 542,960.39 = 125,260.68 : x - Step 2: Convert to fraction form
361,917.99/542,960.39 = 125,260.68/x - Step 3: Cross multiply
361,917.99x = 542,960.39 × 125,260.68 - Step 4: Simplify right side
361,917.99x = 68,011,587,664.47 - Step 5: Solve for x
x = 68,011,587,664.47/361,917.99 - Step 6: Final answer
x = 187,919.89
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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.