Finding the Fourth Proportional to 224,083.62, 309,246.93 and 123,481.62
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Solution
The fourth proportional to 224,083.62, 309,246.93 and 123,481.62 is: 170,410.99
Step by Step Solution
- Step 1: Write the proportion equation
224,083.62 : 309,246.93 = 123,481.62 : x - Step 2: Convert to fraction form
224,083.62/309,246.93 = 123,481.62/x - Step 3: Cross multiply
224,083.62x = 309,246.93 × 123,481.62 - Step 4: Simplify right side
224,083.62x = 38,186,311,896.43 - Step 5: Solve for x
x = 38,186,311,896.43/224,083.62 - Step 6: Final answer
x = 170,410.99
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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.