Finding the Fourth Proportional to 125,814.93, 173,623.26 and 68,455.99
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Solution
The fourth proportional to 125,814.93, 173,623.26 and 68,455.99 is: 94,468.54
Step by Step Solution
- Step 1: Write the proportion equation
125,814.93 : 173,623.26 = 68,455.99 : x - Step 2: Convert to fraction form
125,814.93/173,623.26 = 68,455.99/x - Step 3: Cross multiply
125,814.93x = 173,623.26 × 68,455.99 - Step 4: Simplify right side
125,814.93x = 11,885,552,150.33 - Step 5: Solve for x
x = 11,885,552,150.33/125,814.93 - Step 6: Final answer
x = 94,468.54
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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.