Finding the Fourth Proportional to 135,470.93, 203,208.44 and 51,270.75
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Solution
The fourth proportional to 135,470.93, 203,208.44 and 51,270.75 is: 76,906.90
Step by Step Solution
- Step 1: Write the proportion equation
135,470.93 : 203,208.44 = 51,270.75 : x - Step 2: Convert to fraction form
135,470.93/203,208.44 = 51,270.75/x - Step 3: Cross multiply
135,470.93x = 203,208.44 × 51,270.75 - Step 4: Simplify right side
135,470.93x = 10,418,648,868.78 - Step 5: Solve for x
x = 10,418,648,868.78/135,470.93 - Step 6: Final answer
x = 76,906.90
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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.