Finding the Fourth Proportional to 135,937.52, 203,908.33 and 47,193.84
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Solution
The fourth proportional to 135,937.52, 203,908.33 and 47,193.84 is: 70,791.47
Step by Step Solution
- Step 1: Write the proportion equation
135,937.52 : 203,908.33 = 47,193.84 : x - Step 2: Convert to fraction form
135,937.52/203,908.33 = 47,193.84/x - Step 3: Cross multiply
135,937.52x = 203,908.33 × 47,193.84 - Step 4: Simplify right side
135,937.52x = 9,623,216,982.70 - Step 5: Solve for x
x = 9,623,216,982.70/135,937.52 - Step 6: Final answer
x = 70,791.47
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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.