Finding the Fourth Proportional to 173,688.37, 239,613.85 and 102,036.07
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Solution
The fourth proportional to 173,688.37, 239,613.85 and 102,036.07 is: 140,765.07
Step by Step Solution
- Step 1: Write the proportion equation
173,688.37 : 239,613.85 = 102,036.07 : x - Step 2: Convert to fraction form
173,688.37/239,613.85 = 102,036.07/x - Step 3: Cross multiply
173,688.37x = 239,613.85 × 102,036.07 - Step 4: Simplify right side
173,688.37x = 24,449,255,571.57 - Step 5: Solve for x
x = 24,449,255,571.57/173,688.37 - Step 6: Final answer
x = 140,765.07
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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.