Finding the Fourth Proportional to 247,440.99, 371,087.44 and 129,047.75
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Solution
The fourth proportional to 247,440.99, 371,087.44 and 129,047.75 is: 193,533.01
Step by Step Solution
- Step 1: Write the proportion equation
247,440.99 : 371,087.44 = 129,047.75 : x - Step 2: Convert to fraction form
247,440.99/371,087.44 = 129,047.75/x - Step 3: Cross multiply
247,440.99x = 371,087.44 × 129,047.75 - Step 4: Simplify right side
247,440.99x = 47,887,999,124.67 - Step 5: Solve for x
x = 47,887,999,124.67/247,440.99 - Step 6: Final answer
x = 193,533.01
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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.