Finding the Fourth Proportional to 272,340.63, 408,478.14 and 94,832.91
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Solution
The fourth proportional to 272,340.63, 408,478.14 and 94,832.91 is: 142,237.94
Step by Step Solution
- Step 1: Write the proportion equation
272,340.63 : 408,478.14 = 94,832.91 : x - Step 2: Convert to fraction form
272,340.63/408,478.14 = 94,832.91/x - Step 3: Cross multiply
272,340.63x = 408,478.14 × 94,832.91 - Step 4: Simplify right side
272,340.63x = 38,737,170,687.59 - Step 5: Solve for x
x = 38,737,170,687.59/272,340.63 - Step 6: Final answer
x = 142,237.94
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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.