Finding the Fourth Proportional to 181,687.08, 250,740.18 and 101,113.68
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Solution
The fourth proportional to 181,687.08, 250,740.18 and 101,113.68 is: 139,543.56
Step by Step Solution
- Step 1: Write the proportion equation
181,687.08 : 250,740.18 = 101,113.68 : x - Step 2: Convert to fraction form
181,687.08/250,740.18 = 101,113.68/x - Step 3: Cross multiply
181,687.08x = 250,740.18 × 101,113.68 - Step 4: Simplify right side
181,687.08x = 25,353,262,323.66 - Step 5: Solve for x
x = 25,353,262,323.66/181,687.08 - Step 6: Final answer
x = 139,543.56
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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.