Finding the Fourth Proportional to 361,895.07, 542,879.87 and 125,237.37
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Solution
The fourth proportional to 361,895.07, 542,879.87 and 125,237.37 is: 187,868.95
Step by Step Solution
- Step 1: Write the proportion equation
361,895.07 : 542,879.87 = 125,237.37 : x - Step 2: Convert to fraction form
361,895.07/542,879.87 = 125,237.37/x - Step 3: Cross multiply
361,895.07x = 542,879.87 × 125,237.37 - Step 4: Simplify right side
361,895.07x = 67,988,846,518.56 - Step 5: Solve for x
x = 67,988,846,518.56/361,895.07 - Step 6: Final answer
x = 187,868.95
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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.