Finding the Fourth Proportional to 80,409.36, 110,962.08 and 44,602.68
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Solution
The fourth proportional to 80,409.36, 110,962.08 and 44,602.68 is: 61,550.12
Step by Step Solution
- Step 1: Write the proportion equation
80,409.36 : 110,962.08 = 44,602.68 : x - Step 2: Convert to fraction form
80,409.36/110,962.08 = 44,602.68/x - Step 3: Cross multiply
80,409.36x = 110,962.08 × 44,602.68 - Step 4: Simplify right side
80,409.36x = 4,949,206,146.37 - Step 5: Solve for x
x = 4,949,206,146.37/80,409.36 - Step 6: Final answer
x = 61,550.12
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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.