Finding the Fourth Proportional to 228,138.24, 341,922.24 and 109,777.80
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Solution
The fourth proportional to 228,138.24, 341,922.24 and 109,777.80 is: 164,529.50
Step by Step Solution
- Step 1: Write the proportion equation
228,138.24 : 341,922.24 = 109,777.80 : x - Step 2: Convert to fraction form
228,138.24/341,922.24 = 109,777.80/x - Step 3: Cross multiply
228,138.24x = 341,922.24 × 109,777.80 - Step 4: Simplify right side
228,138.24x = 37,535,471,278.27 - Step 5: Solve for x
x = 37,535,471,278.27/228,138.24 - Step 6: Final answer
x = 164,529.50
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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.