Finding the Fourth Proportional to 271,145.08, 374,179.26 and 151,913.08
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Solution
The fourth proportional to 271,145.08, 374,179.26 and 151,913.08 is: 209,639.52
Step by Step Solution
- Step 1: Write the proportion equation
271,145.08 : 374,179.26 = 151,913.08 : x - Step 2: Convert to fraction form
271,145.08/374,179.26 = 151,913.08/x - Step 3: Cross multiply
271,145.08x = 374,179.26 × 151,913.08 - Step 4: Simplify right side
271,145.08x = 56,842,723,858.72 - Step 5: Solve for x
x = 56,842,723,858.72/271,145.08 - Step 6: Final answer
x = 209,639.52
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1.5x scale
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.