Finding the Fourth Proportional to 207,594.36, 311,315.00 and 74,442.51
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Solution
The fourth proportional to 207,594.36, 311,315.00 and 74,442.51 is: 111,636.32
Step by Step Solution
- Step 1: Write the proportion equation
207,594.36 : 311,315.00 = 74,442.51 : x - Step 2: Convert to fraction form
207,594.36/311,315.00 = 74,442.51/x - Step 3: Cross multiply
207,594.36x = 311,315.00 × 74,442.51 - Step 4: Simplify right side
207,594.36x = 23,175,069,628.44 - Step 5: Solve for x
x = 23,175,069,628.44/207,594.36 - Step 6: Final answer
x = 111,636.32
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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.