Finding the Fourth Proportional to 208,544.96, 312,895.74 and 96,278.96
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Solution
The fourth proportional to 208,544.96, 312,895.74 and 96,278.96 is: 144,454.59
Step by Step Solution
- Step 1: Write the proportion equation
208,544.96 : 312,895.74 = 96,278.96 : x - Step 2: Convert to fraction form
208,544.96/312,895.74 = 96,278.96/x - Step 3: Cross multiply
208,544.96x = 312,895.74 × 96,278.96 - Step 4: Simplify right side
208,544.96x = 30,125,276,435.63 - Step 5: Solve for x
x = 30,125,276,435.63/208,544.96 - Step 6: Final answer
x = 144,454.59
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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.