Finding the Fourth Proportional to 125,565.15, 188,363.21 and 41,303.68
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Solution
The fourth proportional to 125,565.15, 188,363.21 and 41,303.68 is: 61,960.61
Step by Step Solution
- Step 1: Write the proportion equation
125,565.15 : 188,363.21 = 41,303.68 : x - Step 2: Convert to fraction form
125,565.15/188,363.21 = 41,303.68/x - Step 3: Cross multiply
125,565.15x = 188,363.21 × 41,303.68 - Step 4: Simplify right side
125,565.15x = 7,780,093,543.09 - Step 5: Solve for x
x = 7,780,093,543.09/125,565.15 - Step 6: Final answer
x = 61,960.61
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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.