Finding the Fourth Proportional to 125,575.98, 173,305.71 and 68,998.20
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Solution
The fourth proportional to 125,575.98, 173,305.71 and 68,998.20 is: 95,223.48
Step by Step Solution
- Step 1: Write the proportion equation
125,575.98 : 173,305.71 = 68,998.20 : x - Step 2: Convert to fraction form
125,575.98/173,305.71 = 68,998.20/x - Step 3: Cross multiply
125,575.98x = 173,305.71 × 68,998.20 - Step 4: Simplify right side
125,575.98x = 11,957,782,039.72 - Step 5: Solve for x
x = 11,957,782,039.72/125,575.98 - Step 6: Final answer
x = 95,223.48
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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.