Finding the Fourth Proportional to 204,171.68, 281,737.68 and 189,125.12
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Solution
The fourth proportional to 204,171.68, 281,737.68 and 189,125.12 is: 260,974.84
Step by Step Solution
- Step 1: Write the proportion equation
204,171.68 : 281,737.68 = 189,125.12 : x - Step 2: Convert to fraction form
204,171.68/281,737.68 = 189,125.12/x - Step 3: Cross multiply
204,171.68x = 281,737.68 × 189,125.12 - Step 4: Simplify right side
204,171.68x = 53,283,672,533.65 - Step 5: Solve for x
x = 53,283,672,533.65/204,171.68 - Step 6: Final answer
x = 260,974.84
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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.