Finding the Fourth Proportional to 247,908.24, 342,115.56 and 134,731.08
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Solution
The fourth proportional to 247,908.24, 342,115.56 and 134,731.08 is: 185,930.08
Step by Step Solution
- Step 1: Write the proportion equation
247,908.24 : 342,115.56 = 134,731.08 : x - Step 2: Convert to fraction form
247,908.24/342,115.56 = 134,731.08/x - Step 3: Cross multiply
247,908.24x = 342,115.56 × 134,731.08 - Step 4: Simplify right side
247,908.24x = 46,093,598,883.60 - Step 5: Solve for x
x = 46,093,598,883.60/247,908.24 - Step 6: Final answer
x = 185,930.08
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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.