Finding the Fourth Proportional to 125,508.74, 173,202.28 and 68,923.70
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Solution
The fourth proportional to 125,508.74, 173,202.28 and 68,923.70 is: 95,114.83
Step by Step Solution
- Step 1: Write the proportion equation
125,508.74 : 173,202.28 = 68,923.70 : x - Step 2: Convert to fraction form
125,508.74/173,202.28 = 68,923.70/x - Step 3: Cross multiply
125,508.74x = 173,202.28 × 68,923.70 - Step 4: Simplify right side
125,508.74x = 11,937,741,986.04 - Step 5: Solve for x
x = 11,937,741,986.04/125,508.74 - Step 6: Final answer
x = 95,114.83
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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.