Finding the Fourth Proportional to 80,210.17, 110,688.68 and 44,399.41
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Solution
The fourth proportional to 80,210.17, 110,688.68 and 44,399.41 is: 61,270.43
Step by Step Solution
- Step 1: Write the proportion equation
80,210.17 : 110,688.68 = 44,399.41 : x - Step 2: Convert to fraction form
80,210.17/110,688.68 = 44,399.41/x - Step 3: Cross multiply
80,210.17x = 110,688.68 × 44,399.41 - Step 4: Simplify right side
80,210.17x = 4,914,511,310.24 - Step 5: Solve for x
x = 4,914,511,310.24/80,210.17 - Step 6: Final answer
x = 61,270.43
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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.