Finding the Fourth Proportional to 183,120.64, 252,685.60 and 102,536.96
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Solution
The fourth proportional to 183,120.64, 252,685.60 and 102,536.96 is: 141,489.31
Step by Step Solution
- Step 1: Write the proportion equation
183,120.64 : 252,685.60 = 102,536.96 : x - Step 2: Convert to fraction form
183,120.64/252,685.60 = 102,536.96/x - Step 3: Cross multiply
183,120.64x = 252,685.60 × 102,536.96 - Step 4: Simplify right side
183,120.64x = 25,909,613,259.78 - Step 5: Solve for x
x = 25,909,613,259.78/183,120.64 - Step 6: Final answer
x = 141,489.31
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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.