Finding the Fourth Proportional to 80,299.05, 110,811.26 and 44,488.35
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Solution
The fourth proportional to 80,299.05, 110,811.26 and 44,488.35 is: 61,393.12
Step by Step Solution
- Step 1: Write the proportion equation
80,299.05 : 110,811.26 = 44,488.35 : x - Step 2: Convert to fraction form
80,299.05/110,811.26 = 44,488.35/x - Step 3: Cross multiply
80,299.05x = 110,811.26 × 44,488.35 - Step 4: Simplify right side
80,299.05x = 4,929,809,342.32 - Step 5: Solve for x
x = 4,929,809,342.32/80,299.05 - Step 6: Final answer
x = 61,393.12
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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.