Finding the Fourth Proportional to 125,523.36, 173,223.36 and 68,935.14
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Solution
The fourth proportional to 125,523.36, 173,223.36 and 68,935.14 is: 95,131.11
Step by Step Solution
- Step 1: Write the proportion equation
125,523.36 : 173,223.36 = 68,935.14 : x - Step 2: Convert to fraction form
125,523.36/173,223.36 = 68,935.14/x - Step 3: Cross multiply
125,523.36x = 173,223.36 × 68,935.14 - Step 4: Simplify right side
125,523.36x = 11,941,176,572.87 - Step 5: Solve for x
x = 11,941,176,572.87/125,523.36 - Step 6: Final answer
x = 95,131.11
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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.