Finding the Fourth Proportional to 180,087.71, 248,536.01 and 99,530.96
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Solution
The fourth proportional to 180,087.71, 248,536.01 and 99,530.96 is: 137,361.00
Step by Step Solution
- Step 1: Write the proportion equation
180,087.71 : 248,536.01 = 99,530.96 : x - Step 2: Convert to fraction form
180,087.71/248,536.01 = 99,530.96/x - Step 3: Cross multiply
180,087.71x = 248,536.01 × 99,530.96 - Step 4: Simplify right side
180,087.71x = 24,737,027,172.21 - Step 5: Solve for x
x = 24,737,027,172.21/180,087.71 - Step 6: Final answer
x = 137,361.00
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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.