Finding the Fourth Proportional to 247,522.36, 341,571.72 and 134,342.68
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Solution
The fourth proportional to 247,522.36, 341,571.72 and 134,342.68 is: 185,387.94
Step by Step Solution
- Step 1: Write the proportion equation
247,522.36 : 341,571.72 = 134,342.68 : x - Step 2: Convert to fraction form
247,522.36/341,571.72 = 134,342.68/x - Step 3: Cross multiply
247,522.36x = 341,571.72 × 134,342.68 - Step 4: Simplify right side
247,522.36x = 45,887,660,277.01 - Step 5: Solve for x
x = 45,887,660,277.01/247,522.36 - Step 6: Final answer
x = 185,387.94
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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.