Finding the Fourth Proportional to 80,035.88, 110,455.68 and 44,228.96
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Solution
The fourth proportional to 80,035.88, 110,455.68 and 44,228.96 is: 61,039.37
Step by Step Solution
- Step 1: Write the proportion equation
80,035.88 : 110,455.68 = 44,228.96 : x - Step 2: Convert to fraction form
80,035.88/110,455.68 = 44,228.96/x - Step 3: Cross multiply
80,035.88x = 110,455.68 × 44,228.96 - Step 4: Simplify right side
80,035.88x = 4,885,339,852.49 - Step 5: Solve for x
x = 4,885,339,852.49/80,035.88 - Step 6: Final answer
x = 61,039.37
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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.