Finding the Fourth Proportional to 272,585.92, 376,168.60 and 151,724.62
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Solution
The fourth proportional to 272,585.92, 376,168.60 and 151,724.62 is: 209,379.99
Step by Step Solution
- Step 1: Write the proportion equation
272,585.92 : 376,168.60 = 151,724.62 : x - Step 2: Convert to fraction form
272,585.92/376,168.60 = 151,724.62/x - Step 3: Cross multiply
272,585.92x = 376,168.60 × 151,724.62 - Step 4: Simplify right side
272,585.92x = 57,074,037,890.93 - Step 5: Solve for x
x = 57,074,037,890.93/272,585.92 - Step 6: Final answer
x = 209,379.99
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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.