Finding the Fourth Proportional to 272,543.54, 376,106.30 and 151,684.80
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Solution
The fourth proportional to 272,543.54, 376,106.30 and 151,684.80 is: 209,322.92
Step by Step Solution
- Step 1: Write the proportion equation
272,543.54 : 376,106.30 = 151,684.80 : x - Step 2: Convert to fraction form
272,543.54/376,106.30 = 151,684.80/x - Step 3: Cross multiply
272,543.54x = 376,106.30 × 151,684.80 - Step 4: Simplify right side
272,543.54x = 57,049,608,894.24 - Step 5: Solve for x
x = 57,049,608,894.24/272,543.54 - Step 6: Final answer
x = 209,322.92
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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.