Finding the Fourth Proportional to 183,135.60, 252,757.80 and 111,543.48
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Solution
The fourth proportional to 183,135.60, 252,757.80 and 111,543.48 is: 153,948.68
Step by Step Solution
- Step 1: Write the proportion equation
183,135.60 : 252,757.80 = 111,543.48 : x - Step 2: Convert to fraction form
183,135.60/252,757.80 = 111,543.48/x - Step 3: Cross multiply
183,135.60x = 252,757.80 × 111,543.48 - Step 4: Simplify right side
183,135.60x = 28,193,484,609.14 - Step 5: Solve for x
x = 28,193,484,609.14/183,135.60 - Step 6: Final answer
x = 153,948.68
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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.