Finding the Fourth Proportional to 112,652.86, 168,957.76 and 33,767.08
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Solution
The fourth proportional to 112,652.86, 168,957.76 and 33,767.08 is: 50,644.17
Step by Step Solution
- Step 1: Write the proportion equation
112,652.86 : 168,957.76 = 33,767.08 : x - Step 2: Convert to fraction form
112,652.86/168,957.76 = 33,767.08/x - Step 3: Cross multiply
112,652.86x = 168,957.76 × 33,767.08 - Step 4: Simplify right side
112,652.86x = 5,705,210,198.54 - Step 5: Solve for x
x = 5,705,210,198.54/112,652.86 - Step 6: Final answer
x = 50,644.17
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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.