Finding the Fourth Proportional to 80,226.14, 110,711.49 and 48,412.58
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Solution
The fourth proportional to 80,226.14, 110,711.49 and 48,412.58 is: 66,809.01
Step by Step Solution
- Step 1: Write the proportion equation
80,226.14 : 110,711.49 = 48,412.58 : x - Step 2: Convert to fraction form
80,226.14/110,711.49 = 48,412.58/x - Step 3: Cross multiply
80,226.14x = 110,711.49 × 48,412.58 - Step 4: Simplify right side
80,226.14x = 5,359,828,866.54 - Step 5: Solve for x
x = 5,359,828,866.54/80,226.14 - Step 6: Final answer
x = 66,809.01
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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.