Finding the Fourth Proportional to 120,096.19, 180,170.01 and 35,862.99
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Solution
The fourth proportional to 120,096.19, 180,170.01 and 35,862.99 is: 53,802.17
Step by Step Solution
- Step 1: Write the proportion equation
120,096.19 : 180,170.01 = 35,862.99 : x - Step 2: Convert to fraction form
120,096.19/180,170.01 = 35,862.99/x - Step 3: Cross multiply
120,096.19x = 180,170.01 × 35,862.99 - Step 4: Simplify right side
120,096.19x = 6,461,435,266.93 - Step 5: Solve for x
x = 6,461,435,266.93/120,096.19 - Step 6: Final answer
x = 53,802.17
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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.