Finding the Fourth Proportional to 175,718.96, 263,538.92 and 80,858.14
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Solution
The fourth proportional to 175,718.96, 263,538.92 and 80,858.14 is: 121,269.02
Step by Step Solution
- Step 1: Write the proportion equation
175,718.96 : 263,538.92 = 80,858.14 : x - Step 2: Convert to fraction form
175,718.96/263,538.92 = 80,858.14/x - Step 3: Cross multiply
175,718.96x = 263,538.92 × 80,858.14 - Step 4: Simplify right side
175,718.96x = 21,309,266,888.81 - Step 5: Solve for x
x = 21,309,266,888.81/175,718.96 - Step 6: Final answer
x = 121,269.02
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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.