Finding the Fourth Proportional to 300,134.08, 450,201.88 and 122,641.06
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Solution
The fourth proportional to 300,134.08, 450,201.88 and 122,641.06 is: 183,961.90
Step by Step Solution
- Step 1: Write the proportion equation
300,134.08 : 450,201.88 = 122,641.06 : x - Step 2: Convert to fraction form
300,134.08/450,201.88 = 122,641.06/x - Step 3: Cross multiply
300,134.08x = 450,201.88 × 122,641.06 - Step 4: Simplify right side
300,134.08x = 55,213,234,345.09 - Step 5: Solve for x
x = 55,213,234,345.09/300,134.08 - Step 6: Final answer
x = 183,961.90
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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.