Finding the Fourth Proportional to 247,046.68, 370,548.76 and 78,571.14
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Solution
The fourth proportional to 247,046.68, 370,548.76 and 78,571.14 is: 117,849.95
Step by Step Solution
- Step 1: Write the proportion equation
247,046.68 : 370,548.76 = 78,571.14 : x - Step 2: Convert to fraction form
247,046.68/370,548.76 = 78,571.14/x - Step 3: Cross multiply
247,046.68x = 370,548.76 × 78,571.14 - Step 4: Simplify right side
247,046.68x = 29,114,438,498.79 - Step 5: Solve for x
x = 29,114,438,498.79/247,046.68 - Step 6: Final answer
x = 117,849.95
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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.