Finding the Fourth Proportional to 125,682.29, 188,523.47 and 36,935.79
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Solution
The fourth proportional to 125,682.29, 188,523.47 and 36,935.79 is: 55,403.70
Step by Step Solution
- Step 1: Write the proportion equation
125,682.29 : 188,523.47 = 36,935.79 : x - Step 2: Convert to fraction form
125,682.29/188,523.47 = 36,935.79/x - Step 3: Cross multiply
125,682.29x = 188,523.47 × 36,935.79 - Step 4: Simplify right side
125,682.29x = 6,963,263,113.31 - Step 5: Solve for x
x = 6,963,263,113.31/125,682.29 - Step 6: Final answer
x = 55,403.70
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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.