Finding the Fourth Proportional to 180,369.68, 248,910.45 and 99,800.60
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Solution
The fourth proportional to 180,369.68, 248,910.45 and 99,800.60 is: 137,724.99
Step by Step Solution
- Step 1: Write the proportion equation
180,369.68 : 248,910.45 = 99,800.60 : x - Step 2: Convert to fraction form
180,369.68/248,910.45 = 99,800.60/x - Step 3: Cross multiply
180,369.68x = 248,910.45 × 99,800.60 - Step 4: Simplify right side
180,369.68x = 24,841,412,256.27 - Step 5: Solve for x
x = 24,841,412,256.27/180,369.68 - Step 6: Final answer
x = 137,724.99
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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.