Finding the Fourth Proportional to 122,202.68, 183,309.68 and 43,324.88
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Solution
The fourth proportional to 122,202.68, 183,309.68 and 43,324.88 is: 64,989.32
Step by Step Solution
- Step 1: Write the proportion equation
122,202.68 : 183,309.68 = 43,324.88 : x - Step 2: Convert to fraction form
122,202.68/183,309.68 = 43,324.88/x - Step 3: Cross multiply
122,202.68x = 183,309.68 × 43,324.88 - Step 4: Simplify right side
122,202.68x = 7,941,869,080.60 - Step 5: Solve for x
x = 7,941,869,080.60/122,202.68 - Step 6: Final answer
x = 64,989.32
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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.