Finding the Fourth Proportional to 125,816.50, 173,627.99 and 69,229.09
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Solution
The fourth proportional to 125,816.50, 173,627.99 and 69,229.09 is: 95,536.82
Step by Step Solution
- Step 1: Write the proportion equation
125,816.50 : 173,627.99 = 69,229.09 : x - Step 2: Convert to fraction form
125,816.50/173,627.99 = 69,229.09/x - Step 3: Cross multiply
125,816.50x = 173,627.99 × 69,229.09 - Step 4: Simplify right side
125,816.50x = 12,020,107,746.23 - Step 5: Solve for x
x = 12,020,107,746.23/125,816.50 - Step 6: Final answer
x = 95,536.82
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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.