Finding the Fourth Proportional to 93,121.97, 139,703.76 and 33,957.63
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Solution
The fourth proportional to 93,121.97, 139,703.76 and 33,957.63 is: 50,944.03
Step by Step Solution
- Step 1: Write the proportion equation
93,121.97 : 139,703.76 = 33,957.63 : x - Step 2: Convert to fraction form
93,121.97/139,703.76 = 33,957.63/x - Step 3: Cross multiply
93,121.97x = 139,703.76 × 33,957.63 - Step 4: Simplify right side
93,121.97x = 4,744,008,687.19 - Step 5: Solve for x
x = 4,744,008,687.19/93,121.97 - Step 6: Final answer
x = 50,944.03
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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.