Finding the Fourth Proportional to 222,569.93, 307,161.57 and 125,740.20
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Solution
The fourth proportional to 222,569.93, 307,161.57 and 125,740.20 is: 173,529.99
Step by Step Solution
- Step 1: Write the proportion equation
222,569.93 : 307,161.57 = 125,740.20 : x - Step 2: Convert to fraction form
222,569.93/307,161.57 = 125,740.20/x - Step 3: Cross multiply
222,569.93x = 307,161.57 × 125,740.20 - Step 4: Simplify right side
222,569.93x = 38,622,556,432.42 - Step 5: Solve for x
x = 38,622,556,432.42/222,569.93 - Step 6: Final answer
x = 173,529.99
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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.