Finding the Fourth Proportional to 197,684.48, 272,734.00 and 121,175.93
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Solution
The fourth proportional to 197,684.48, 272,734.00 and 121,175.93 is: 167,179.52
Step by Step Solution
- Step 1: Write the proportion equation
197,684.48 : 272,734.00 = 121,175.93 : x - Step 2: Convert to fraction form
197,684.48/272,734.00 = 121,175.93/x - Step 3: Cross multiply
197,684.48x = 272,734.00 × 121,175.93 - Step 4: Simplify right side
197,684.48x = 33,048,796,471.52 - Step 5: Solve for x
x = 33,048,796,471.52/197,684.48 - Step 6: Final answer
x = 167,179.52
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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.