Finding the Fourth Proportional to 228,174.28, 341,737.36 and 113,971.55
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Solution
The fourth proportional to 228,174.28, 341,737.36 and 113,971.55 is: 170,695.56
Step by Step Solution
- Step 1: Write the proportion equation
228,174.28 : 341,737.36 = 113,971.55 : x - Step 2: Convert to fraction form
228,174.28/341,737.36 = 113,971.55/x - Step 3: Cross multiply
228,174.28x = 341,737.36 × 113,971.55 - Step 4: Simplify right side
228,174.28x = 38,948,337,181.85 - Step 5: Solve for x
x = 38,948,337,181.85/228,174.28 - Step 6: Final answer
x = 170,695.56
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1.5x scale
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.