Finding the Fourth Proportional to 181,447.74, 272,200.26 and 48,338.70
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Solution
The fourth proportional to 181,447.74, 272,200.26 and 48,338.70 is: 72,515.68
Step by Step Solution
- Step 1: Write the proportion equation
181,447.74 : 272,200.26 = 48,338.70 : x - Step 2: Convert to fraction form
181,447.74/272,200.26 = 48,338.70/x - Step 3: Cross multiply
181,447.74x = 272,200.26 × 48,338.70 - Step 4: Simplify right side
181,447.74x = 13,157,806,708.06 - Step 5: Solve for x
x = 13,157,806,708.06/181,447.74 - Step 6: Final answer
x = 72,515.68
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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.