Finding the Fourth Proportional to 112,845.04, 169,340.96 and 48,865.68
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Solution
The fourth proportional to 112,845.04, 169,340.96 and 48,865.68 is: 73,330.31
Step by Step Solution
- Step 1: Write the proportion equation
112,845.04 : 169,340.96 = 48,865.68 : x - Step 2: Convert to fraction form
112,845.04/169,340.96 = 48,865.68/x - Step 3: Cross multiply
112,845.04x = 169,340.96 × 48,865.68 - Step 4: Simplify right side
112,845.04x = 8,274,961,284.42 - Step 5: Solve for x
x = 8,274,961,284.42/112,845.04 - Step 6: Final answer
x = 73,330.31
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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.