Finding the Fourth Proportional to 88,844.40, 133,201.80 and 36,226.80
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Solution
The fourth proportional to 88,844.40, 133,201.80 and 36,226.80 is: 54,313.78
Step by Step Solution
- Step 1: Write the proportion equation
88,844.40 : 133,201.80 = 36,226.80 : x - Step 2: Convert to fraction form
88,844.40/133,201.80 = 36,226.80/x - Step 3: Cross multiply
88,844.40x = 133,201.80 × 36,226.80 - Step 4: Simplify right side
88,844.40x = 4,825,474,968.24 - Step 5: Solve for x
x = 4,825,474,968.24/88,844.40 - Step 6: Final answer
x = 54,313.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.