Finding the Fourth Proportional to 93,850.87, 129,514.18 and 51,409.39
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Solution
The fourth proportional to 93,850.87, 129,514.18 and 51,409.39 is: 70,944.95
Step by Step Solution
- Step 1: Write the proportion equation
93,850.87 : 129,514.18 = 51,409.39 : x - Step 2: Convert to fraction form
93,850.87/129,514.18 = 51,409.39/x - Step 3: Cross multiply
93,850.87x = 129,514.18 × 51,409.39 - Step 4: Simplify right side
93,850.87x = 6,658,244,990.15 - Step 5: Solve for x
x = 6,658,244,990.15/93,850.87 - Step 6: Final answer
x = 70,944.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.